72983560

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{89}}^1$

素因数の和:215

約数の個数: 128

約数和(自身を含む): 190512000

約数和(自身を除く): 117528440

約数列:

[1, 2, 4, 5, 8, 10, 13, 19, 20, 26, 38, 40, 52, 65, 76, 83, 89, 95, 104, 130, 152, 166, 178, 190, 247, 260, 332, 356, 380, 415, 445, 494, 520, 664, 712, 760, 830, 890, 988, 1079, 1157, 1235, 1577, 1660, 1691, 1780, 1976, 2158, 2314, 2470, 3154, 3320, 3382, 3560, 4316, 4628, 4940, 5395, 5785, 6308, 6764, 7387, 7885, 8455, 8632, 9256, 9880, 10790, 11570, 12616, 13528, 14774, 15770, 16910, 20501, 21580, 21983, 23140, 29548, 31540, 33820, 36935, 41002, 43160, 43966, 46280, 59096, 63080, 67640, 73870, 82004, 87932, 96031, 102505, 109915, 140353, 147740, 164008, 175864, 192062, 205010, 219830, 280706, 295480, 384124, 410020, 439660, 480155, 561412, 701765, 768248, 820040, 879320, 960310, 1122824, 1403530, 1824589, 1920620, 2807060, 3649178, 3841240, 5614120, 7298356, 9122945, 14596712, 18245890, 36491780, 72983560]

約数ペア:

[(1, 72983560), (2, 36491780), (4, 18245890), (5, 14596712), (8, 9122945), (10, 7298356), (13, 5614120), (19, 3841240), (20, 3649178), (26, 2807060), (38, 1920620), (40, 1824589), (52, 1403530), (65, 1122824), (76, 960310), (83, 879320), (89, 820040), (95, 768248), (104, 701765), (130, 561412), (152, 480155), (166, 439660), (178, 410020), (190, 384124), (247, 295480), (260, 280706), (332, 219830), (356, 205010), (380, 192062), (415, 175864), (445, 164008), (494, 147740), (520, 140353), (664, 109915), (712, 102505), (760, 96031), (830, 87932), (890, 82004), (988, 73870), (1079, 67640), (1157, 63080), (1235, 59096), (1577, 46280), (1660, 43966), (1691, 43160), (1780, 41002), (1976, 36935), (2158, 33820), (2314, 31540), (2470, 29548), (3154, 23140), (3320, 21983), (3382, 21580), (3560, 20501), (4316, 16910), (4628, 15770), (4940, 14774), (5395, 13528), (5785, 12616), (6308, 11570), (6764, 10790), (7387, 9880), (7885, 9256), (8455, 8632)]