1657630920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{18743}}^1$

素因数の和:18835

約数の個数: 128

約数和(自身を含む): 5506237440

約数和(自身を除く): 3848606520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 67, 88, 110, 120, 132, 134, 165, 201, 220, 264, 268, 330, 335, 402, 440, 536, 660, 670, 737, 804, 1005, 1320, 1340, 1474, 1608, 2010, 2211, 2680, 2948, 3685, 4020, 4422, 5896, 7370, 8040, 8844, 11055, 14740, 17688, 18743, 22110, 29480, 37486, 44220, 56229, 74972, 88440, 93715, 112458, 149944, 187430, 206173, 224916, 281145, 374860, 412346, 449832, 562290, 618519, 749720, 824692, 1030865, 1124580, 1237038, 1255781, 1649384, 2061730, 2249160, 2474076, 2511562, 3092595, 3767343, 4123460, 4948152, 5023124, 6185190, 6278905, 7534686, 8246920, 10046248, 12370380, 12557810, 13813591, 15069372, 18836715, 24740760, 25115620, 27627182, 30138744, 37673430, 41440773, 50231240, 55254364, 69067955, 75346860, 82881546, 110508728, 138135910, 150693720, 165763092, 207203865, 276271820, 331526184, 414407730, 552543640, 828815460, 1657630920]

約数ペア:

[(1, 1657630920), (2, 828815460), (3, 552543640), (4, 414407730), (5, 331526184), (6, 276271820), (8, 207203865), (10, 165763092), (11, 150693720), (12, 138135910), (15, 110508728), (20, 82881546), (22, 75346860), (24, 69067955), (30, 55254364), (33, 50231240), (40, 41440773), (44, 37673430), (55, 30138744), (60, 27627182), (66, 25115620), (67, 24740760), (88, 18836715), (110, 15069372), (120, 13813591), (132, 12557810), (134, 12370380), (165, 10046248), (201, 8246920), (220, 7534686), (264, 6278905), (268, 6185190), (330, 5023124), (335, 4948152), (402, 4123460), (440, 3767343), (536, 3092595), (660, 2511562), (670, 2474076), (737, 2249160), (804, 2061730), (1005, 1649384), (1320, 1255781), (1340, 1237038), (1474, 1124580), (1608, 1030865), (2010, 824692), (2211, 749720), (2680, 618519), (2948, 562290), (3685, 449832), (4020, 412346), (4422, 374860), (5896, 281145), (7370, 224916), (8040, 206173), (8844, 187430), (11055, 149944), (14740, 112458), (17688, 93715), (18743, 88440), (22110, 74972), (29480, 56229), (37486, 44220)]