7958340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{179}}^1$

素因数の和:226

約数の個数: 144

約数和(自身を含む): 27518400

約数和(自身を除く): 19560060

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 19, 20, 26, 30, 36, 38, 39, 45, 52, 57, 60, 65, 76, 78, 90, 95, 114, 117, 130, 156, 171, 179, 180, 190, 195, 228, 234, 247, 260, 285, 342, 358, 380, 390, 468, 494, 537, 570, 585, 684, 716, 741, 780, 855, 895, 988, 1074, 1140, 1170, 1235, 1482, 1611, 1710, 1790, 2148, 2223, 2327, 2340, 2470, 2685, 2964, 3222, 3401, 3420, 3580, 3705, 4446, 4654, 4940, 5370, 6444, 6802, 6981, 7410, 8055, 8892, 9308, 10203, 10740, 11115, 11635, 13604, 13962, 14820, 16110, 17005, 20406, 20943, 22230, 23270, 27924, 30609, 32220, 34010, 34905, 40812, 41886, 44213, 44460, 46540, 51015, 61218, 68020, 69810, 83772, 88426, 102030, 104715, 122436, 132639, 139620, 153045, 176852, 204060, 209430, 221065, 265278, 306090, 397917, 418860, 442130, 530556, 612180, 663195, 795834, 884260, 1326390, 1591668, 1989585, 2652780, 3979170, 7958340]

約数ペア:

[(1, 7958340), (2, 3979170), (3, 2652780), (4, 1989585), (5, 1591668), (6, 1326390), (9, 884260), (10, 795834), (12, 663195), (13, 612180), (15, 530556), (18, 442130), (19, 418860), (20, 397917), (26, 306090), (30, 265278), (36, 221065), (38, 209430), (39, 204060), (45, 176852), (52, 153045), (57, 139620), (60, 132639), (65, 122436), (76, 104715), (78, 102030), (90, 88426), (95, 83772), (114, 69810), (117, 68020), (130, 61218), (156, 51015), (171, 46540), (179, 44460), (180, 44213), (190, 41886), (195, 40812), (228, 34905), (234, 34010), (247, 32220), (260, 30609), (285, 27924), (342, 23270), (358, 22230), (380, 20943), (390, 20406), (468, 17005), (494, 16110), (537, 14820), (570, 13962), (585, 13604), (684, 11635), (716, 11115), (741, 10740), (780, 10203), (855, 9308), (895, 8892), (988, 8055), (1074, 7410), (1140, 6981), (1170, 6802), (1235, 6444), (1482, 5370), (1611, 4940), (1710, 4654), (1790, 4446), (2148, 3705), (2223, 3580), (2327, 3420), (2340, 3401), (2470, 3222), (2685, 2964)]