15962520

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{613}}^1$

素因数の和:665

約数の個数: 128

約数和(自身を含む): 56586240

約数和(自身を除く): 40623720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 31, 35, 40, 42, 56, 60, 62, 70, 84, 93, 105, 120, 124, 140, 155, 168, 186, 210, 217, 248, 280, 310, 372, 420, 434, 465, 613, 620, 651, 744, 840, 868, 930, 1085, 1226, 1240, 1302, 1736, 1839, 1860, 2170, 2452, 2604, 3065, 3255, 3678, 3720, 4291, 4340, 4904, 5208, 6130, 6510, 7356, 8582, 8680, 9195, 12260, 12873, 13020, 14712, 17164, 18390, 19003, 21455, 24520, 25746, 26040, 34328, 36780, 38006, 42910, 51492, 57009, 64365, 73560, 76012, 85820, 95015, 102984, 114018, 128730, 133021, 152024, 171640, 190030, 228036, 257460, 266042, 285045, 380060, 399063, 456072, 514920, 532084, 570090, 665105, 760120, 798126, 1064168, 1140180, 1330210, 1596252, 1995315, 2280360, 2660420, 3192504, 3990630, 5320840, 7981260, 15962520]

約数ペア:

[(1, 15962520), (2, 7981260), (3, 5320840), (4, 3990630), (5, 3192504), (6, 2660420), (7, 2280360), (8, 1995315), (10, 1596252), (12, 1330210), (14, 1140180), (15, 1064168), (20, 798126), (21, 760120), (24, 665105), (28, 570090), (30, 532084), (31, 514920), (35, 456072), (40, 399063), (42, 380060), (56, 285045), (60, 266042), (62, 257460), (70, 228036), (84, 190030), (93, 171640), (105, 152024), (120, 133021), (124, 128730), (140, 114018), (155, 102984), (168, 95015), (186, 85820), (210, 76012), (217, 73560), (248, 64365), (280, 57009), (310, 51492), (372, 42910), (420, 38006), (434, 36780), (465, 34328), (613, 26040), (620, 25746), (651, 24520), (744, 21455), (840, 19003), (868, 18390), (930, 17164), (1085, 14712), (1226, 13020), (1240, 12873), (1302, 12260), (1736, 9195), (1839, 8680), (1860, 8582), (2170, 7356), (2452, 6510), (2604, 6130), (3065, 5208), (3255, 4904), (3678, 4340), (3720, 4291)]