71977320

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{619}}^1$

素因数の和:672

約数の個数: 192

約数和(自身を含む): 261144000

約数和(自身を除く): 189166680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 19, 20, 24, 30, 34, 36, 38, 40, 45, 51, 57, 60, 68, 72, 76, 85, 90, 95, 102, 114, 120, 136, 152, 153, 170, 171, 180, 190, 204, 228, 255, 285, 306, 323, 340, 342, 360, 380, 408, 456, 510, 570, 612, 619, 646, 680, 684, 760, 765, 855, 969, 1020, 1140, 1224, 1238, 1292, 1368, 1530, 1615, 1710, 1857, 1938, 2040, 2280, 2476, 2584, 2907, 3060, 3095, 3230, 3420, 3714, 3876, 4845, 4952, 5571, 5814, 6120, 6190, 6460, 6840, 7428, 7752, 9285, 9690, 10523, 11142, 11628, 11761, 12380, 12920, 14535, 14856, 18570, 19380, 21046, 22284, 23256, 23522, 24760, 27855, 29070, 31569, 35283, 37140, 38760, 42092, 44568, 47044, 52615, 55710, 58140, 58805, 63138, 70566, 74280, 84184, 94088, 94707, 105230, 105849, 111420, 116280, 117610, 126276, 141132, 157845, 176415, 189414, 199937, 210460, 211698, 222840, 235220, 252552, 282264, 315690, 352830, 378828, 399874, 420920, 423396, 470440, 473535, 529245, 599811, 631380, 705660, 757656, 799748, 846792, 947070, 999685, 1058490, 1199622, 1262760, 1411320, 1599496, 1799433, 1894140, 1999370, 2116980, 2399244, 2999055, 3598866, 3788280, 3998740, 4233960, 4798488, 5998110, 7197732, 7997480, 8997165, 11996220, 14395464, 17994330, 23992440, 35988660, 71977320]

約数ペア:

[(1, 71977320), (2, 35988660), (3, 23992440), (4, 17994330), (5, 14395464), (6, 11996220), (8, 8997165), (9, 7997480), (10, 7197732), (12, 5998110), (15, 4798488), (17, 4233960), (18, 3998740), (19, 3788280), (20, 3598866), (24, 2999055), (30, 2399244), (34, 2116980), (36, 1999370), (38, 1894140), (40, 1799433), (45, 1599496), (51, 1411320), (57, 1262760), (60, 1199622), (68, 1058490), (72, 999685), (76, 947070), (85, 846792), (90, 799748), (95, 757656), (102, 705660), (114, 631380), (120, 599811), (136, 529245), (152, 473535), (153, 470440), (170, 423396), (171, 420920), (180, 399874), (190, 378828), (204, 352830), (228, 315690), (255, 282264), (285, 252552), (306, 235220), (323, 222840), (340, 211698), (342, 210460), (360, 199937), (380, 189414), (408, 176415), (456, 157845), (510, 141132), (570, 126276), (612, 117610), (619, 116280), (646, 111420), (680, 105849), (684, 105230), (760, 94707), (765, 94088), (855, 84184), (969, 74280), (1020, 70566), (1140, 63138), (1224, 58805), (1238, 58140), (1292, 55710), (1368, 52615), (1530, 47044), (1615, 44568), (1710, 42092), (1857, 38760), (1938, 37140), (2040, 35283), (2280, 31569), (2476, 29070), (2584, 27855), (2907, 24760), (3060, 23522), (3095, 23256), (3230, 22284), (3420, 21046), (3714, 19380), (3876, 18570), (4845, 14856), (4952, 14535), (5571, 12920), (5814, 12380), (6120, 11761), (6190, 11628), (6460, 11142), (6840, 10523), (7428, 9690), (7752, 9285)]