289659720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{5653}}^1$

素因数の和:5735

約数の個数: 128

約数和(自身を含む): 1009578240

約数和(自身を除く): 719918520

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, 5653, 6405, 7320, 8540, 10248, 11306, 12810, 16959, 17080, 22612, 25620, 28265, 33918, 39571, 45224, 51240, 56530, 67836, 79142, 84795, 113060, 118713, 135672, 158284, 169590, 197855, 226120, 237426, 316568, 339180, 344833, 395710, 474852, 593565, 678360, 689666, 791420, 949704, 1034499, 1187130, 1379332, 1582840, 1724165, 2068998, 2374260, 2413831, 2758664, 3448330, 4137996, 4748520, 4827662, 5172495, 6896660, 7241493, 8275992, 9655324, 10344990, 12069155, 13793320, 14482986, 19310648, 20689980, 24138310, 28965972, 36207465, 41379960, 48276620, 57931944, 72414930, 96553240, 144829860, 289659720]

約数ペア:

[(1, 289659720), (2, 144829860), (3, 96553240), (4, 72414930), (5, 57931944), (6, 48276620), (7, 41379960), (8, 36207465), (10, 28965972), (12, 24138310), (14, 20689980), (15, 19310648), (20, 14482986), (21, 13793320), (24, 12069155), (28, 10344990), (30, 9655324), (35, 8275992), (40, 7241493), (42, 6896660), (56, 5172495), (60, 4827662), (61, 4748520), (70, 4137996), (84, 3448330), (105, 2758664), (120, 2413831), (122, 2374260), (140, 2068998), (168, 1724165), (183, 1582840), (210, 1379332), (244, 1187130), (280, 1034499), (305, 949704), (366, 791420), (420, 689666), (427, 678360), (488, 593565), (610, 474852), (732, 395710), (840, 344833), (854, 339180), (915, 316568), (1220, 237426), (1281, 226120), (1464, 197855), (1708, 169590), (1830, 158284), (2135, 135672), (2440, 118713), (2562, 113060), (3416, 84795), (3660, 79142), (4270, 67836), (5124, 56530), (5653, 51240), (6405, 45224), (7320, 39571), (8540, 33918), (10248, 28265), (11306, 25620), (12810, 22612), (16959, 17080)]