215911440

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{5261}}^1$

素因数の和:5302

約数の個数: 160

約数和(自身を含む): 782985600

約数和(自身を除く): 567074160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 27, 30, 36, 38, 40, 45, 48, 54, 57, 60, 72, 76, 80, 90, 95, 108, 114, 120, 135, 144, 152, 171, 180, 190, 216, 228, 240, 270, 285, 304, 342, 360, 380, 432, 456, 513, 540, 570, 684, 720, 760, 855, 912, 1026, 1080, 1140, 1368, 1520, 1710, 2052, 2160, 2280, 2565, 2736, 3420, 4104, 4560, 5130, 5261, 6840, 8208, 10260, 10522, 13680, 15783, 20520, 21044, 26305, 31566, 41040, 42088, 47349, 52610, 63132, 78915, 84176, 94698, 99959, 105220, 126264, 142047, 157830, 189396, 199918, 210440, 236745, 252528, 284094, 299877, 315660, 378792, 399836, 420880, 473490, 499795, 568188, 599754, 631320, 710235, 757584, 799672, 899631, 946980, 999590, 1136376, 1199508, 1262640, 1420470, 1499385, 1599344, 1799262, 1893960, 1999180, 2272752, 2399016, 2698893, 2840940, 2998770, 3598524, 3787920, 3998360, 4498155, 4798032, 5397786, 5681880, 5997540, 7197048, 7996720, 8996310, 10795572, 11363760, 11995080, 13494465, 14394096, 17992620, 21591144, 23990160, 26988930, 35985240, 43182288, 53977860, 71970480, 107955720, 215911440]

約数ペア:

[(1, 215911440), (2, 107955720), (3, 71970480), (4, 53977860), (5, 43182288), (6, 35985240), (8, 26988930), (9, 23990160), (10, 21591144), (12, 17992620), (15, 14394096), (16, 13494465), (18, 11995080), (19, 11363760), (20, 10795572), (24, 8996310), (27, 7996720), (30, 7197048), (36, 5997540), (38, 5681880), (40, 5397786), (45, 4798032), (48, 4498155), (54, 3998360), (57, 3787920), (60, 3598524), (72, 2998770), (76, 2840940), (80, 2698893), (90, 2399016), (95, 2272752), (108, 1999180), (114, 1893960), (120, 1799262), (135, 1599344), (144, 1499385), (152, 1420470), (171, 1262640), (180, 1199508), (190, 1136376), (216, 999590), (228, 946980), (240, 899631), (270, 799672), (285, 757584), (304, 710235), (342, 631320), (360, 599754), (380, 568188), (432, 499795), (456, 473490), (513, 420880), (540, 399836), (570, 378792), (684, 315660), (720, 299877), (760, 284094), (855, 252528), (912, 236745), (1026, 210440), (1080, 199918), (1140, 189396), (1368, 157830), (1520, 142047), (1710, 126264), (2052, 105220), (2160, 99959), (2280, 94698), (2565, 84176), (2736, 78915), (3420, 63132), (4104, 52610), (4560, 47349), (5130, 42088), (5261, 41040), (6840, 31566), (8208, 26305), (10260, 21044), (10522, 20520), (13680, 15783)]