28105080

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{599}}^1$

素因数の和:653

約数の個数: 128

約数和(自身を含む): 93312000

約数和(自身を除く): 65206920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 23, 24, 30, 34, 40, 46, 51, 60, 68, 69, 85, 92, 102, 115, 120, 136, 138, 170, 184, 204, 230, 255, 276, 340, 345, 391, 408, 460, 510, 552, 599, 680, 690, 782, 920, 1020, 1173, 1198, 1380, 1564, 1797, 1955, 2040, 2346, 2396, 2760, 2995, 3128, 3594, 3910, 4692, 4792, 5865, 5990, 7188, 7820, 8985, 9384, 10183, 11730, 11980, 13777, 14376, 15640, 17970, 20366, 23460, 23960, 27554, 30549, 35940, 40732, 41331, 46920, 50915, 55108, 61098, 68885, 71880, 81464, 82662, 101830, 110216, 122196, 137770, 152745, 165324, 203660, 206655, 234209, 244392, 275540, 305490, 330648, 407320, 413310, 468418, 551080, 610980, 702627, 826620, 936836, 1171045, 1221960, 1405254, 1653240, 1873672, 2342090, 2810508, 3513135, 4684180, 5621016, 7026270, 9368360, 14052540, 28105080]

約数ペア:

[(1, 28105080), (2, 14052540), (3, 9368360), (4, 7026270), (5, 5621016), (6, 4684180), (8, 3513135), (10, 2810508), (12, 2342090), (15, 1873672), (17, 1653240), (20, 1405254), (23, 1221960), (24, 1171045), (30, 936836), (34, 826620), (40, 702627), (46, 610980), (51, 551080), (60, 468418), (68, 413310), (69, 407320), (85, 330648), (92, 305490), (102, 275540), (115, 244392), (120, 234209), (136, 206655), (138, 203660), (170, 165324), (184, 152745), (204, 137770), (230, 122196), (255, 110216), (276, 101830), (340, 82662), (345, 81464), (391, 71880), (408, 68885), (460, 61098), (510, 55108), (552, 50915), (599, 46920), (680, 41331), (690, 40732), (782, 35940), (920, 30549), (1020, 27554), (1173, 23960), (1198, 23460), (1380, 20366), (1564, 17970), (1797, 15640), (1955, 14376), (2040, 13777), (2346, 11980), (2396, 11730), (2760, 10183), (2995, 9384), (3128, 8985), (3594, 7820), (3910, 7188), (4692, 5990), (4792, 5865)]