40784730

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{181}}^1$

素因数の和:264

約数の個数: 128

約数和(自身を含む): 119508480

約数和(自身を除く): 78723750

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 29, 30, 35, 37, 42, 58, 70, 74, 87, 105, 111, 145, 174, 181, 185, 203, 210, 222, 259, 290, 362, 370, 406, 435, 518, 543, 555, 609, 777, 870, 905, 1015, 1073, 1086, 1110, 1218, 1267, 1295, 1554, 1810, 2030, 2146, 2534, 2590, 2715, 3045, 3219, 3801, 3885, 5249, 5365, 5430, 6090, 6335, 6438, 6697, 7511, 7602, 7770, 10498, 10730, 12670, 13394, 15022, 15747, 16095, 19005, 20091, 22533, 26245, 31494, 32190, 33485, 36743, 37555, 38010, 40182, 45066, 46879, 52490, 66970, 73486, 75110, 78735, 93758, 100455, 110229, 112665, 140637, 157470, 183715, 194213, 200910, 220458, 225330, 234395, 281274, 367430, 388426, 468790, 551145, 582639, 703185, 971065, 1102290, 1165278, 1359491, 1406370, 1942130, 2718982, 2913195, 4078473, 5826390, 6797455, 8156946, 13594910, 20392365, 40784730]

約数ペア:

[(1, 40784730), (2, 20392365), (3, 13594910), (5, 8156946), (6, 6797455), (7, 5826390), (10, 4078473), (14, 2913195), (15, 2718982), (21, 1942130), (29, 1406370), (30, 1359491), (35, 1165278), (37, 1102290), (42, 971065), (58, 703185), (70, 582639), (74, 551145), (87, 468790), (105, 388426), (111, 367430), (145, 281274), (174, 234395), (181, 225330), (185, 220458), (203, 200910), (210, 194213), (222, 183715), (259, 157470), (290, 140637), (362, 112665), (370, 110229), (406, 100455), (435, 93758), (518, 78735), (543, 75110), (555, 73486), (609, 66970), (777, 52490), (870, 46879), (905, 45066), (1015, 40182), (1073, 38010), (1086, 37555), (1110, 36743), (1218, 33485), (1267, 32190), (1295, 31494), (1554, 26245), (1810, 22533), (2030, 20091), (2146, 19005), (2534, 16095), (2590, 15747), (2715, 15022), (3045, 13394), (3219, 12670), (3801, 10730), (3885, 10498), (5249, 7770), (5365, 7602), (5430, 7511), (6090, 6697), (6335, 6438)]