68043560

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{97}}^1$

素因数の和:211

約数の個数: 128

約数和(自身を含む): 177811200

約数和(自身を除く): 109767640

約数列:

[1, 2, 4, 5, 8, 10, 13, 19, 20, 26, 38, 40, 52, 65, 71, 76, 95, 97, 104, 130, 142, 152, 190, 194, 247, 260, 284, 355, 380, 388, 485, 494, 520, 568, 710, 760, 776, 923, 970, 988, 1235, 1261, 1349, 1420, 1843, 1846, 1940, 1976, 2470, 2522, 2698, 2840, 3686, 3692, 3880, 4615, 4940, 5044, 5396, 6305, 6745, 6887, 7372, 7384, 9215, 9230, 9880, 10088, 10792, 12610, 13490, 13774, 14744, 17537, 18430, 18460, 23959, 25220, 26980, 27548, 34435, 35074, 36860, 36920, 47918, 50440, 53960, 55096, 68870, 70148, 73720, 87685, 89531, 95836, 119795, 130853, 137740, 140296, 175370, 179062, 191672, 239590, 261706, 275480, 350740, 358124, 447655, 479180, 523412, 654265, 701480, 716248, 895310, 958360, 1046824, 1308530, 1701089, 1790620, 2617060, 3402178, 3581240, 5234120, 6804356, 8505445, 13608712, 17010890, 34021780, 68043560]

約数ペア:

[(1, 68043560), (2, 34021780), (4, 17010890), (5, 13608712), (8, 8505445), (10, 6804356), (13, 5234120), (19, 3581240), (20, 3402178), (26, 2617060), (38, 1790620), (40, 1701089), (52, 1308530), (65, 1046824), (71, 958360), (76, 895310), (95, 716248), (97, 701480), (104, 654265), (130, 523412), (142, 479180), (152, 447655), (190, 358124), (194, 350740), (247, 275480), (260, 261706), (284, 239590), (355, 191672), (380, 179062), (388, 175370), (485, 140296), (494, 137740), (520, 130853), (568, 119795), (710, 95836), (760, 89531), (776, 87685), (923, 73720), (970, 70148), (988, 68870), (1235, 55096), (1261, 53960), (1349, 50440), (1420, 47918), (1843, 36920), (1846, 36860), (1940, 35074), (1976, 34435), (2470, 27548), (2522, 26980), (2698, 25220), (2840, 23959), (3686, 18460), (3692, 18430), (3880, 17537), (4615, 14744), (4940, 13774), (5044, 13490), (5396, 12610), (6305, 10792), (6745, 10088), (6887, 9880), (7372, 9230), (7384, 9215)]