138462120

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{653}}^1$

素因数の和:720

約数の個数: 192

約数和(自身を含む): 489715200

約数和(自身を除く): 351253080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 30, 31, 36, 38, 40, 45, 57, 60, 62, 72, 76, 90, 93, 95, 114, 120, 124, 152, 155, 171, 180, 186, 190, 228, 248, 279, 285, 310, 342, 360, 372, 380, 456, 465, 558, 570, 589, 620, 653, 684, 744, 760, 855, 930, 1116, 1140, 1178, 1240, 1306, 1368, 1395, 1710, 1767, 1860, 1959, 2232, 2280, 2356, 2612, 2790, 2945, 3265, 3420, 3534, 3720, 3918, 4712, 5224, 5301, 5580, 5877, 5890, 6530, 6840, 7068, 7836, 8835, 9795, 10602, 11160, 11754, 11780, 12407, 13060, 14136, 15672, 17670, 19590, 20243, 21204, 23508, 23560, 24814, 26120, 26505, 29385, 35340, 37221, 39180, 40486, 42408, 47016, 49628, 53010, 58770, 60729, 62035, 70680, 74442, 78360, 80972, 99256, 101215, 106020, 111663, 117540, 121458, 124070, 148884, 161944, 182187, 186105, 202430, 212040, 223326, 235080, 242916, 248140, 297768, 303645, 364374, 372210, 384617, 404860, 446652, 485832, 496280, 558315, 607290, 728748, 744420, 769234, 809720, 893304, 910935, 1116630, 1153851, 1214580, 1457496, 1488840, 1538468, 1821870, 1923085, 2233260, 2307702, 2429160, 3076936, 3461553, 3643740, 3846170, 4466520, 4615404, 5769255, 6923106, 7287480, 7692340, 9230808, 11538510, 13846212, 15384680, 17307765, 23077020, 27692424, 34615530, 46154040, 69231060, 138462120]

約数ペア:

[(1, 138462120), (2, 69231060), (3, 46154040), (4, 34615530), (5, 27692424), (6, 23077020), (8, 17307765), (9, 15384680), (10, 13846212), (12, 11538510), (15, 9230808), (18, 7692340), (19, 7287480), (20, 6923106), (24, 5769255), (30, 4615404), (31, 4466520), (36, 3846170), (38, 3643740), (40, 3461553), (45, 3076936), (57, 2429160), (60, 2307702), (62, 2233260), (72, 1923085), (76, 1821870), (90, 1538468), (93, 1488840), (95, 1457496), (114, 1214580), (120, 1153851), (124, 1116630), (152, 910935), (155, 893304), (171, 809720), (180, 769234), (186, 744420), (190, 728748), (228, 607290), (248, 558315), (279, 496280), (285, 485832), (310, 446652), (342, 404860), (360, 384617), (372, 372210), (380, 364374), (456, 303645), (465, 297768), (558, 248140), (570, 242916), (589, 235080), (620, 223326), (653, 212040), (684, 202430), (744, 186105), (760, 182187), (855, 161944), (930, 148884), (1116, 124070), (1140, 121458), (1178, 117540), (1240, 111663), (1306, 106020), (1368, 101215), (1395, 99256), (1710, 80972), (1767, 78360), (1860, 74442), (1959, 70680), (2232, 62035), (2280, 60729), (2356, 58770), (2612, 53010), (2790, 49628), (2945, 47016), (3265, 42408), (3420, 40486), (3534, 39180), (3720, 37221), (3918, 35340), (4712, 29385), (5224, 26505), (5301, 26120), (5580, 24814), (5877, 23560), (5890, 23508), (6530, 21204), (6840, 20243), (7068, 19590), (7836, 17670), (8835, 15672), (9795, 14136), (10602, 13060), (11160, 12407), (11754, 11780)]