1520956920

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{29683}}^1$

素因数の和:29765

約数の個数: 128

約数和(自身を含む): 5300375040

約数和(自身を除く): 3779418120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 61, 70, 84, 105, 120, 122, 140, 168, 183, 210, 244, 280, 305, 366, 420, 427, 488, 610, 732, 840, 854, 915, 1220, 1281, 1464, 1708, 1830, 2135, 2440, 2562, 3416, 3660, 4270, 5124, 6405, 7320, 8540, 10248, 12810, 17080, 25620, 29683, 51240, 59366, 89049, 118732, 148415, 178098, 207781, 237464, 296830, 356196, 415562, 445245, 593660, 623343, 712392, 831124, 890490, 1038905, 1187320, 1246686, 1662248, 1780980, 1810663, 2077810, 2493372, 3116715, 3561960, 3621326, 4155620, 4986744, 5431989, 6233430, 7242652, 8311240, 9053315, 10863978, 12466860, 12674641, 14485304, 18106630, 21727956, 24933720, 25349282, 27159945, 36213260, 38023923, 43455912, 50698564, 54319890, 63373205, 72426520, 76047846, 101397128, 108639780, 126746410, 152095692, 190119615, 217279560, 253492820, 304191384, 380239230, 506985640, 760478460, 1520956920]

約数ペア:

[(1, 1520956920), (2, 760478460), (3, 506985640), (4, 380239230), (5, 304191384), (6, 253492820), (7, 217279560), (8, 190119615), (10, 152095692), (12, 126746410), (14, 108639780), (15, 101397128), (20, 76047846), (21, 72426520), (24, 63373205), (28, 54319890), (30, 50698564), (35, 43455912), (40, 38023923), (42, 36213260), (56, 27159945), (60, 25349282), (61, 24933720), (70, 21727956), (84, 18106630), (105, 14485304), (120, 12674641), (122, 12466860), (140, 10863978), (168, 9053315), (183, 8311240), (210, 7242652), (244, 6233430), (280, 5431989), (305, 4986744), (366, 4155620), (420, 3621326), (427, 3561960), (488, 3116715), (610, 2493372), (732, 2077810), (840, 1810663), (854, 1780980), (915, 1662248), (1220, 1246686), (1281, 1187320), (1464, 1038905), (1708, 890490), (1830, 831124), (2135, 712392), (2440, 623343), (2562, 593660), (3416, 445245), (3660, 415562), (4270, 356196), (5124, 296830), (6405, 237464), (7320, 207781), (8540, 178098), (10248, 148415), (12810, 118732), (17080, 89049), (25620, 59366), (29683, 51240)]