1918966140

素因数分解:

$2^2\times 3^5\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{4339}}^1$

素因数の和:4383

約数の個数: 288

約数和(自身を含む): 7431191040

約数和(自身を除く): 5512224900

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 27, 28, 30, 35, 36, 39, 42, 45, 52, 54, 60, 63, 65, 70, 78, 81, 84, 90, 91, 105, 108, 117, 126, 130, 135, 140, 156, 162, 180, 182, 189, 195, 210, 234, 243, 252, 260, 270, 273, 315, 324, 351, 364, 378, 390, 405, 420, 455, 468, 486, 540, 546, 567, 585, 630, 702, 756, 780, 810, 819, 910, 945, 972, 1053, 1092, 1134, 1170, 1215, 1260, 1365, 1404, 1620, 1638, 1701, 1755, 1820, 1890, 2106, 2268, 2340, 2430, 2457, 2730, 2835, 3159, 3276, 3402, 3510, 3780, 4095, 4212, 4339, 4860, 4914, 5265, 5460, 5670, 6318, 6804, 7020, 7371, 8190, 8505, 8678, 9828, 10530, 11340, 12285, 12636, 13017, 14742, 15795, 16380, 17010, 17356, 21060, 21695, 22113, 24570, 26034, 29484, 30373, 31590, 34020, 36855, 39051, 43390, 44226, 49140, 52068, 56407, 60746, 63180, 65085, 73710, 78102, 86780, 88452, 91119, 110565, 112814, 117153, 121492, 130170, 147420, 151865, 156204, 169221, 182238, 195255, 221130, 225628, 234306, 260340, 273357, 282035, 303730, 338442, 351459, 364476, 390510, 394849, 442260, 455595, 468612, 507663, 546714, 564070, 585765, 607460, 676884, 702918, 781020, 789698, 820071, 846105, 911190, 1015326, 1054377, 1093428, 1128140, 1171530, 1184547, 1366785, 1405836, 1522989, 1579396, 1640142, 1692210, 1757295, 1822380, 1974245, 2030652, 2108754, 2343060, 2369094, 2460213, 2538315, 2733570, 3045978, 3280284, 3384420, 3514590, 3553641, 3948490, 4100355, 4217508, 4568967, 4738188, 4920426, 5076630, 5271885, 5467140, 5922735, 6091956, 7029180, 7107282, 7380639, 7614945, 7896980, 8200710, 9137934, 9840852, 10153260, 10543770, 10660923, 11845470, 12301065, 13706901, 14214564, 14761278, 15229890, 16401420, 17768205, 18275868, 21087540, 21321846, 22844835, 23690940, 24602130, 27413802, 29522556, 30459780, 31982769, 35536410, 36903195, 42643692, 45689670, 49204260, 53304615, 54827604, 63965538, 68534505, 71072820, 73806390, 91379340, 95948307, 106609230, 127931076, 137069010, 147612780, 159913845, 191896614, 213218460, 274138020, 319827690, 383793228, 479741535, 639655380, 959483070, 1918966140]

約数ペア:

[(1, 1918966140), (2, 959483070), (3, 639655380), (4, 479741535), (5, 383793228), (6, 319827690), (7, 274138020), (9, 213218460), (10, 191896614), (12, 159913845), (13, 147612780), (14, 137069010), (15, 127931076), (18, 106609230), (20, 95948307), (21, 91379340), (26, 73806390), (27, 71072820), (28, 68534505), (30, 63965538), (35, 54827604), (36, 53304615), (39, 49204260), (42, 45689670), (45, 42643692), (52, 36903195), (54, 35536410), (60, 31982769), (63, 30459780), (65, 29522556), (70, 27413802), (78, 24602130), (81, 23690940), (84, 22844835), (90, 21321846), (91, 21087540), (105, 18275868), (108, 17768205), (117, 16401420), (126, 15229890), (130, 14761278), (135, 14214564), (140, 13706901), (156, 12301065), (162, 11845470), (180, 10660923), (182, 10543770), (189, 10153260), (195, 9840852), (210, 9137934), (234, 8200710), (243, 7896980), (252, 7614945), (260, 7380639), (270, 7107282), (273, 7029180), (315, 6091956), (324, 5922735), (351, 5467140), (364, 5271885), (378, 5076630), (390, 4920426), (405, 4738188), (420, 4568967), (455, 4217508), (468, 4100355), (486, 3948490), (540, 3553641), (546, 3514590), (567, 3384420), (585, 3280284), (630, 3045978), (702, 2733570), (756, 2538315), (780, 2460213), (810, 2369094), (819, 2343060), (910, 2108754), (945, 2030652), (972, 1974245), (1053, 1822380), (1092, 1757295), (1134, 1692210), (1170, 1640142), (1215, 1579396), (1260, 1522989), (1365, 1405836), (1404, 1366785), (1620, 1184547), (1638, 1171530), (1701, 1128140), (1755, 1093428), (1820, 1054377), (1890, 1015326), (2106, 911190), (2268, 846105), (2340, 820071), (2430, 789698), (2457, 781020), (2730, 702918), (2835, 676884), (3159, 607460), (3276, 585765), (3402, 564070), (3510, 546714), (3780, 507663), (4095, 468612), (4212, 455595), (4339, 442260), (4860, 394849), (4914, 390510), (5265, 364476), (5460, 351459), (5670, 338442), (6318, 303730), (6804, 282035), (7020, 273357), (7371, 260340), (8190, 234306), (8505, 225628), (8678, 221130), (9828, 195255), (10530, 182238), (11340, 169221), (12285, 156204), (12636, 151865), (13017, 147420), (14742, 130170), (15795, 121492), (16380, 117153), (17010, 112814), (17356, 110565), (21060, 91119), (21695, 88452), (22113, 86780), (24570, 78102), (26034, 73710), (29484, 65085), (30373, 63180), (31590, 60746), (34020, 56407), (36855, 52068), (39051, 49140), (43390, 44226)]