4080749940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{419}}^1\times {\mathrm{887}}^1$

素因数の和:1382

約数の個数: 144

約数和(自身を含む): 12625441920

約数和(自身を除く): 8544691980

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 61, 90, 122, 180, 183, 244, 305, 366, 419, 549, 610, 732, 838, 887, 915, 1098, 1220, 1257, 1676, 1774, 1830, 2095, 2196, 2514, 2661, 2745, 3548, 3660, 3771, 4190, 4435, 5028, 5322, 5490, 6285, 7542, 7983, 8380, 8870, 10644, 10980, 12570, 13305, 15084, 15966, 17740, 18855, 25140, 25559, 26610, 31932, 37710, 39915, 51118, 53220, 54107, 75420, 76677, 79830, 102236, 108214, 127795, 153354, 159660, 162321, 216428, 230031, 255590, 270535, 306708, 324642, 371653, 383385, 460062, 486963, 511180, 541070, 649284, 743306, 766770, 811605, 920124, 973926, 1082140, 1114959, 1150155, 1486612, 1533540, 1623210, 1858265, 1947852, 2229918, 2300310, 2434815, 3246420, 3344877, 3716530, 4459836, 4600620, 4869630, 5574795, 6689754, 7433060, 9739260, 11149590, 13379508, 16724385, 22299180, 22670833, 33448770, 45341666, 66897540, 68012499, 90683332, 113354165, 136024998, 204037497, 226708330, 272049996, 340062495, 408074994, 453416660, 680124990, 816149988, 1020187485, 1360249980, 2040374970, 4080749940]

約数ペア:

[(1, 4080749940), (2, 2040374970), (3, 1360249980), (4, 1020187485), (5, 816149988), (6, 680124990), (9, 453416660), (10, 408074994), (12, 340062495), (15, 272049996), (18, 226708330), (20, 204037497), (30, 136024998), (36, 113354165), (45, 90683332), (60, 68012499), (61, 66897540), (90, 45341666), (122, 33448770), (180, 22670833), (183, 22299180), (244, 16724385), (305, 13379508), (366, 11149590), (419, 9739260), (549, 7433060), (610, 6689754), (732, 5574795), (838, 4869630), (887, 4600620), (915, 4459836), (1098, 3716530), (1220, 3344877), (1257, 3246420), (1676, 2434815), (1774, 2300310), (1830, 2229918), (2095, 1947852), (2196, 1858265), (2514, 1623210), (2661, 1533540), (2745, 1486612), (3548, 1150155), (3660, 1114959), (3771, 1082140), (4190, 973926), (4435, 920124), (5028, 811605), (5322, 766770), (5490, 743306), (6285, 649284), (7542, 541070), (7983, 511180), (8380, 486963), (8870, 460062), (10644, 383385), (10980, 371653), (12570, 324642), (13305, 306708), (15084, 270535), (15966, 255590), (17740, 230031), (18855, 216428), (25140, 162321), (25559, 159660), (26610, 153354), (31932, 127795), (37710, 108214), (39915, 102236), (51118, 79830), (53220, 76677), (54107, 75420)]