18424733440

素因数分解:

$2^8\times 5^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{8761}}^1$

素因数の和:8866

約数の個数: 144

約数和(自身を含む): 46421496576

約数和(自身を除く): 27996763136

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 53, 62, 64, 80, 106, 124, 128, 155, 160, 212, 248, 256, 265, 310, 320, 424, 496, 530, 620, 640, 848, 992, 1060, 1240, 1280, 1643, 1696, 1984, 2120, 2480, 3286, 3392, 3968, 4240, 4960, 6572, 6784, 7936, 8215, 8480, 8761, 9920, 13144, 13568, 16430, 16960, 17522, 19840, 26288, 32860, 33920, 35044, 39680, 43805, 52576, 65720, 67840, 70088, 87610, 105152, 131440, 140176, 175220, 210304, 262880, 271591, 280352, 350440, 420608, 464333, 525760, 543182, 560704, 700880, 928666, 1051520, 1086364, 1121408, 1357955, 1401760, 1857332, 2103040, 2172728, 2242816, 2321665, 2715910, 2803520, 3714664, 4345456, 4643330, 5431820, 5607040, 7429328, 8690912, 9286660, 10863640, 11214080, 14394323, 14858656, 17381824, 18573320, 21727280, 28788646, 29717312, 34763648, 37146640, 43454560, 57577292, 59434624, 69527296, 71971615, 74293280, 86909120, 115154584, 118869248, 143943230, 148586560, 173818240, 230309168, 287886460, 297173120, 347636480, 460618336, 575772920, 594346240, 921236672, 1151545840, 1842473344, 2303091680, 3684946688, 4606183360, 9212366720, 18424733440]

約数ペア:

[(1, 18424733440), (2, 9212366720), (4, 4606183360), (5, 3684946688), (8, 2303091680), (10, 1842473344), (16, 1151545840), (20, 921236672), (31, 594346240), (32, 575772920), (40, 460618336), (53, 347636480), (62, 297173120), (64, 287886460), (80, 230309168), (106, 173818240), (124, 148586560), (128, 143943230), (155, 118869248), (160, 115154584), (212, 86909120), (248, 74293280), (256, 71971615), (265, 69527296), (310, 59434624), (320, 57577292), (424, 43454560), (496, 37146640), (530, 34763648), (620, 29717312), (640, 28788646), (848, 21727280), (992, 18573320), (1060, 17381824), (1240, 14858656), (1280, 14394323), (1643, 11214080), (1696, 10863640), (1984, 9286660), (2120, 8690912), (2480, 7429328), (3286, 5607040), (3392, 5431820), (3968, 4643330), (4240, 4345456), (4960, 3714664), (6572, 2803520), (6784, 2715910), (7936, 2321665), (8215, 2242816), (8480, 2172728), (8761, 2103040), (9920, 1857332), (13144, 1401760), (13568, 1357955), (16430, 1121408), (16960, 1086364), (17522, 1051520), (19840, 928666), (26288, 700880), (32860, 560704), (33920, 543182), (35044, 525760), (39680, 464333), (43805, 420608), (52576, 350440), (65720, 280352), (67840, 271591), (70088, 262880), (87610, 210304), (105152, 175220), (131440, 140176)]