28478160

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{1069}}^1$

素因数の和:1125

約数の個数: 120

約数和(自身を含む): 98315880

約数和(自身を除く): 69837720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 37, 40, 45, 48, 60, 72, 74, 80, 90, 111, 120, 144, 148, 180, 185, 222, 240, 296, 333, 360, 370, 444, 555, 592, 666, 720, 740, 888, 1069, 1110, 1332, 1480, 1665, 1776, 2138, 2220, 2664, 2960, 3207, 3330, 4276, 4440, 5328, 5345, 6414, 6660, 8552, 8880, 9621, 10690, 12828, 13320, 16035, 17104, 19242, 21380, 25656, 26640, 32070, 38484, 39553, 42760, 48105, 51312, 64140, 76968, 79106, 85520, 96210, 118659, 128280, 153936, 158212, 192420, 197765, 237318, 256560, 316424, 355977, 384840, 395530, 474636, 593295, 632848, 711954, 769680, 791060, 949272, 1186590, 1423908, 1582120, 1779885, 1898544, 2373180, 2847816, 3164240, 3559770, 4746360, 5695632, 7119540, 9492720, 14239080, 28478160]

約数ペア:

[(1, 28478160), (2, 14239080), (3, 9492720), (4, 7119540), (5, 5695632), (6, 4746360), (8, 3559770), (9, 3164240), (10, 2847816), (12, 2373180), (15, 1898544), (16, 1779885), (18, 1582120), (20, 1423908), (24, 1186590), (30, 949272), (36, 791060), (37, 769680), (40, 711954), (45, 632848), (48, 593295), (60, 474636), (72, 395530), (74, 384840), (80, 355977), (90, 316424), (111, 256560), (120, 237318), (144, 197765), (148, 192420), (180, 158212), (185, 153936), (222, 128280), (240, 118659), (296, 96210), (333, 85520), (360, 79106), (370, 76968), (444, 64140), (555, 51312), (592, 48105), (666, 42760), (720, 39553), (740, 38484), (888, 32070), (1069, 26640), (1110, 25656), (1332, 21380), (1480, 19242), (1665, 17104), (1776, 16035), (2138, 13320), (2220, 12828), (2664, 10690), (2960, 9621), (3207, 8880), (3330, 8552), (4276, 6660), (4440, 6414), (5328, 5345)]