178996680

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{149}}^1$

素因数の和:284

約数の個数: 192

約数和(自身を含む): 606528000

約数和(自身を除く): 427531320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 47, 60, 71, 72, 90, 94, 120, 141, 142, 149, 180, 188, 213, 235, 282, 284, 298, 355, 360, 376, 423, 426, 447, 470, 564, 568, 596, 639, 705, 710, 745, 846, 852, 894, 940, 1065, 1128, 1192, 1278, 1341, 1410, 1420, 1490, 1692, 1704, 1788, 1880, 2115, 2130, 2235, 2556, 2682, 2820, 2840, 2980, 3195, 3337, 3384, 3576, 4230, 4260, 4470, 5112, 5364, 5640, 5960, 6390, 6674, 6705, 7003, 8460, 8520, 8940, 10011, 10579, 10728, 12780, 13348, 13410, 14006, 16685, 16920, 17880, 20022, 21009, 21158, 25560, 26696, 26820, 28012, 30033, 31737, 33370, 35015, 40044, 42018, 42316, 50055, 52895, 53640, 56024, 60066, 63027, 63474, 66740, 70030, 80088, 84036, 84632, 95211, 100110, 105045, 105790, 120132, 126054, 126948, 133480, 140060, 150165, 158685, 168072, 190422, 200220, 210090, 211580, 240264, 252108, 253896, 280120, 300330, 315135, 317370, 380844, 400440, 420180, 423160, 476055, 497213, 504216, 600660, 630270, 634740, 761688, 840360, 952110, 994426, 1201320, 1260540, 1269480, 1491639, 1904220, 1988852, 2486065, 2521080, 2983278, 3808440, 3977704, 4474917, 4972130, 5966556, 7458195, 8949834, 9944260, 11933112, 14916390, 17899668, 19888520, 22374585, 29832780, 35799336, 44749170, 59665560, 89498340, 178996680]

約数ペア:

[(1, 178996680), (2, 89498340), (3, 59665560), (4, 44749170), (5, 35799336), (6, 29832780), (8, 22374585), (9, 19888520), (10, 17899668), (12, 14916390), (15, 11933112), (18, 9944260), (20, 8949834), (24, 7458195), (30, 5966556), (36, 4972130), (40, 4474917), (45, 3977704), (47, 3808440), (60, 2983278), (71, 2521080), (72, 2486065), (90, 1988852), (94, 1904220), (120, 1491639), (141, 1269480), (142, 1260540), (149, 1201320), (180, 994426), (188, 952110), (213, 840360), (235, 761688), (282, 634740), (284, 630270), (298, 600660), (355, 504216), (360, 497213), (376, 476055), (423, 423160), (426, 420180), (447, 400440), (470, 380844), (564, 317370), (568, 315135), (596, 300330), (639, 280120), (705, 253896), (710, 252108), (745, 240264), (846, 211580), (852, 210090), (894, 200220), (940, 190422), (1065, 168072), (1128, 158685), (1192, 150165), (1278, 140060), (1341, 133480), (1410, 126948), (1420, 126054), (1490, 120132), (1692, 105790), (1704, 105045), (1788, 100110), (1880, 95211), (2115, 84632), (2130, 84036), (2235, 80088), (2556, 70030), (2682, 66740), (2820, 63474), (2840, 63027), (2980, 60066), (3195, 56024), (3337, 53640), (3384, 52895), (3576, 50055), (4230, 42316), (4260, 42018), (4470, 40044), (5112, 35015), (5364, 33370), (5640, 31737), (5960, 30033), (6390, 28012), (6674, 26820), (6705, 26696), (7003, 25560), (8460, 21158), (8520, 21009), (8940, 20022), (10011, 17880), (10579, 16920), (10728, 16685), (12780, 14006), (13348, 13410)]