281609640

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{3167}}^1$

素因数の和:3216

約数の個数: 192

約数和(自身を含む): 1037836800

約数和(自身を除く): 756227160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 19, 20, 24, 26, 30, 36, 38, 39, 40, 45, 52, 57, 60, 65, 72, 76, 78, 90, 95, 104, 114, 117, 120, 130, 152, 156, 171, 180, 190, 195, 228, 234, 247, 260, 285, 312, 342, 360, 380, 390, 456, 468, 494, 520, 570, 585, 684, 741, 760, 780, 855, 936, 988, 1140, 1170, 1235, 1368, 1482, 1560, 1710, 1976, 2223, 2280, 2340, 2470, 2964, 3167, 3420, 3705, 4446, 4680, 4940, 5928, 6334, 6840, 7410, 8892, 9501, 9880, 11115, 12668, 14820, 15835, 17784, 19002, 22230, 25336, 28503, 29640, 31670, 38004, 41171, 44460, 47505, 57006, 60173, 63340, 76008, 82342, 88920, 95010, 114012, 120346, 123513, 126680, 142515, 164684, 180519, 190020, 205855, 228024, 240692, 247026, 285030, 300865, 329368, 361038, 370539, 380040, 411710, 481384, 494052, 541557, 570060, 601730, 617565, 722076, 741078, 782249, 823420, 902595, 988104, 1083114, 1140120, 1203460, 1235130, 1444152, 1482156, 1564498, 1646840, 1805190, 1852695, 2166228, 2346747, 2406920, 2470260, 2707785, 2964312, 3128996, 3610380, 3705390, 3911245, 4332456, 4693494, 4940520, 5415570, 6257992, 7040241, 7220760, 7410780, 7822490, 9386988, 10831140, 11733735, 14080482, 14821560, 15644980, 18773976, 21662280, 23467470, 28160964, 31289960, 35201205, 46934940, 56321928, 70402410, 93869880, 140804820, 281609640]

約数ペア:

[(1, 281609640), (2, 140804820), (3, 93869880), (4, 70402410), (5, 56321928), (6, 46934940), (8, 35201205), (9, 31289960), (10, 28160964), (12, 23467470), (13, 21662280), (15, 18773976), (18, 15644980), (19, 14821560), (20, 14080482), (24, 11733735), (26, 10831140), (30, 9386988), (36, 7822490), (38, 7410780), (39, 7220760), (40, 7040241), (45, 6257992), (52, 5415570), (57, 4940520), (60, 4693494), (65, 4332456), (72, 3911245), (76, 3705390), (78, 3610380), (90, 3128996), (95, 2964312), (104, 2707785), (114, 2470260), (117, 2406920), (120, 2346747), (130, 2166228), (152, 1852695), (156, 1805190), (171, 1646840), (180, 1564498), (190, 1482156), (195, 1444152), (228, 1235130), (234, 1203460), (247, 1140120), (260, 1083114), (285, 988104), (312, 902595), (342, 823420), (360, 782249), (380, 741078), (390, 722076), (456, 617565), (468, 601730), (494, 570060), (520, 541557), (570, 494052), (585, 481384), (684, 411710), (741, 380040), (760, 370539), (780, 361038), (855, 329368), (936, 300865), (988, 285030), (1140, 247026), (1170, 240692), (1235, 228024), (1368, 205855), (1482, 190020), (1560, 180519), (1710, 164684), (1976, 142515), (2223, 126680), (2280, 123513), (2340, 120346), (2470, 114012), (2964, 95010), (3167, 88920), (3420, 82342), (3705, 76008), (4446, 63340), (4680, 60173), (4940, 57006), (5928, 47505), (6334, 44460), (6840, 41171), (7410, 38004), (8892, 31670), (9501, 29640), (9880, 28503), (11115, 25336), (12668, 22230), (14820, 19002), (15835, 17784)]