25403760

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{619}}^1$

素因数の和:660

約数の個数: 160

約数和(自身を含む): 92256000

約数和(自身を除く): 66852240

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, 619, 684, 720, 760, 855, 912, 1026, 1080, 1140, 1238, 1368, 1520, 1710, 1857, 2052, 2160, 2280, 2476, 2565, 2736, 3095, 3420, 3714, 4104, 4560, 4952, 5130, 5571, 6190, 6840, 7428, 8208, 9285, 9904, 10260, 11142, 11761, 12380, 13680, 14856, 16713, 18570, 20520, 22284, 23522, 24760, 27855, 29712, 33426, 35283, 37140, 41040, 44568, 47044, 49520, 55710, 58805, 66852, 70566, 74280, 83565, 89136, 94088, 105849, 111420, 117610, 133704, 141132, 148560, 167130, 176415, 188176, 211698, 222840, 235220, 267408, 282264, 317547, 334260, 352830, 423396, 445680, 470440, 529245, 564528, 635094, 668520, 705660, 846792, 940880, 1058490, 1270188, 1337040, 1411320, 1587735, 1693584, 2116980, 2540376, 2822640, 3175470, 4233960, 5080752, 6350940, 8467920, 12701880, 25403760]

約数ペア:

[(1, 25403760), (2, 12701880), (3, 8467920), (4, 6350940), (5, 5080752), (6, 4233960), (8, 3175470), (9, 2822640), (10, 2540376), (12, 2116980), (15, 1693584), (16, 1587735), (18, 1411320), (19, 1337040), (20, 1270188), (24, 1058490), (27, 940880), (30, 846792), (36, 705660), (38, 668520), (40, 635094), (45, 564528), (48, 529245), (54, 470440), (57, 445680), (60, 423396), (72, 352830), (76, 334260), (80, 317547), (90, 282264), (95, 267408), (108, 235220), (114, 222840), (120, 211698), (135, 188176), (144, 176415), (152, 167130), (171, 148560), (180, 141132), (190, 133704), (216, 117610), (228, 111420), (240, 105849), (270, 94088), (285, 89136), (304, 83565), (342, 74280), (360, 70566), (380, 66852), (432, 58805), (456, 55710), (513, 49520), (540, 47044), (570, 44568), (619, 41040), (684, 37140), (720, 35283), (760, 33426), (855, 29712), (912, 27855), (1026, 24760), (1080, 23522), (1140, 22284), (1238, 20520), (1368, 18570), (1520, 16713), (1710, 14856), (1857, 13680), (2052, 12380), (2160, 11761), (2280, 11142), (2476, 10260), (2565, 9904), (2736, 9285), (3095, 8208), (3420, 7428), (3714, 6840), (4104, 6190), (4560, 5571), (4952, 5130)]