13408139640

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{840109}}^1$

素因数の和:840149

約数の個数: 128

約数和(自身を含む): 48390336000

約数和(自身を除く): 34982196360

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 19, 20, 21, 24, 28, 30, 35, 38, 40, 42, 56, 57, 60, 70, 76, 84, 95, 105, 114, 120, 133, 140, 152, 168, 190, 210, 228, 266, 280, 285, 380, 399, 420, 456, 532, 570, 665, 760, 798, 840, 1064, 1140, 1330, 1596, 1995, 2280, 2660, 3192, 3990, 5320, 7980, 15960, 840109, 1680218, 2520327, 3360436, 4200545, 5040654, 5880763, 6720872, 8401090, 10081308, 11761526, 12601635, 15962071, 16802180, 17642289, 20162616, 23523052, 25203270, 29403815, 31924142, 33604360, 35284578, 47046104, 47886213, 50406540, 58807630, 63848284, 70569156, 79810355, 88211445, 95772426, 100813080, 111734497, 117615260, 127696568, 141138312, 159620710, 176422890, 191544852, 223468994, 235230520, 239431065, 319241420, 335203491, 352845780, 383089704, 446937988, 478862130, 558672485, 638482840, 670406982, 705691560, 893875976, 957724260, 1117344970, 1340813964, 1676017455, 1915448520, 2234689940, 2681627928, 3352034910, 4469379880, 6704069820, 13408139640]

約数ペア:

[(1, 13408139640), (2, 6704069820), (3, 4469379880), (4, 3352034910), (5, 2681627928), (6, 2234689940), (7, 1915448520), (8, 1676017455), (10, 1340813964), (12, 1117344970), (14, 957724260), (15, 893875976), (19, 705691560), (20, 670406982), (21, 638482840), (24, 558672485), (28, 478862130), (30, 446937988), (35, 383089704), (38, 352845780), (40, 335203491), (42, 319241420), (56, 239431065), (57, 235230520), (60, 223468994), (70, 191544852), (76, 176422890), (84, 159620710), (95, 141138312), (105, 127696568), (114, 117615260), (120, 111734497), (133, 100813080), (140, 95772426), (152, 88211445), (168, 79810355), (190, 70569156), (210, 63848284), (228, 58807630), (266, 50406540), (280, 47886213), (285, 47046104), (380, 35284578), (399, 33604360), (420, 31924142), (456, 29403815), (532, 25203270), (570, 23523052), (665, 20162616), (760, 17642289), (798, 16802180), (840, 15962071), (1064, 12601635), (1140, 11761526), (1330, 10081308), (1596, 8401090), (1995, 6720872), (2280, 5880763), (2660, 5040654), (3192, 4200545), (3990, 3360436), (5320, 2520327), (7980, 1680218), (15960, 840109)]