201787920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{89}}^1$

素因数の和:222

約数の個数: 240

約数和(自身を含む): 710311680

約数和(自身を除く): 508523760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 47, 48, 60, 67, 72, 80, 89, 90, 94, 120, 134, 141, 144, 178, 180, 188, 201, 235, 240, 267, 268, 282, 335, 356, 360, 376, 402, 423, 445, 470, 534, 536, 564, 603, 670, 705, 712, 720, 752, 801, 804, 846, 890, 940, 1005, 1068, 1072, 1128, 1206, 1335, 1340, 1410, 1424, 1602, 1608, 1692, 1780, 1880, 2010, 2115, 2136, 2256, 2412, 2670, 2680, 2820, 3015, 3149, 3204, 3216, 3384, 3560, 3760, 4005, 4020, 4183, 4230, 4272, 4824, 5340, 5360, 5640, 5963, 6030, 6298, 6408, 6768, 7120, 8010, 8040, 8366, 8460, 9447, 9648, 10680, 11280, 11926, 12060, 12549, 12596, 12816, 15745, 16020, 16080, 16732, 16920, 17889, 18894, 20915, 21360, 23852, 24120, 25098, 25192, 28341, 29815, 31490, 32040, 33464, 33840, 35778, 37647, 37788, 41830, 47235, 47704, 48240, 50196, 50384, 53667, 56682, 59630, 62745, 62980, 64080, 66928, 71556, 75294, 75576, 83660, 89445, 94470, 95408, 100392, 107334, 113364, 119260, 125490, 125960, 141705, 143112, 150588, 151152, 167320, 178890, 188235, 188940, 200784, 214668, 226728, 238520, 250980, 251920, 268335, 280261, 283410, 286224, 301176, 334640, 357780, 376470, 377880, 429336, 453456, 477040, 501960, 536670, 560522, 566820, 602352, 715560, 752940, 755760, 840783, 858672, 1003920, 1073340, 1121044, 1133640, 1401305, 1431120, 1505880, 1681566, 2146680, 2242088, 2267280, 2522349, 2802610, 3011760, 3363132, 4203915, 4293360, 4484176, 5044698, 5605220, 6726264, 8407830, 10089396, 11210440, 12611745, 13452528, 16815660, 20178792, 22420880, 25223490, 33631320, 40357584, 50446980, 67262640, 100893960, 201787920]

約数ペア:

[(1, 201787920), (2, 100893960), (3, 67262640), (4, 50446980), (5, 40357584), (6, 33631320), (8, 25223490), (9, 22420880), (10, 20178792), (12, 16815660), (15, 13452528), (16, 12611745), (18, 11210440), (20, 10089396), (24, 8407830), (30, 6726264), (36, 5605220), (40, 5044698), (45, 4484176), (47, 4293360), (48, 4203915), (60, 3363132), (67, 3011760), (72, 2802610), (80, 2522349), (89, 2267280), (90, 2242088), (94, 2146680), (120, 1681566), (134, 1505880), (141, 1431120), (144, 1401305), (178, 1133640), (180, 1121044), (188, 1073340), (201, 1003920), (235, 858672), (240, 840783), (267, 755760), (268, 752940), (282, 715560), (335, 602352), (356, 566820), (360, 560522), (376, 536670), (402, 501960), (423, 477040), (445, 453456), (470, 429336), (534, 377880), (536, 376470), (564, 357780), (603, 334640), (670, 301176), (705, 286224), (712, 283410), (720, 280261), (752, 268335), (801, 251920), (804, 250980), (846, 238520), (890, 226728), (940, 214668), (1005, 200784), (1068, 188940), (1072, 188235), (1128, 178890), (1206, 167320), (1335, 151152), (1340, 150588), (1410, 143112), (1424, 141705), (1602, 125960), (1608, 125490), (1692, 119260), (1780, 113364), (1880, 107334), (2010, 100392), (2115, 95408), (2136, 94470), (2256, 89445), (2412, 83660), (2670, 75576), (2680, 75294), (2820, 71556), (3015, 66928), (3149, 64080), (3204, 62980), (3216, 62745), (3384, 59630), (3560, 56682), (3760, 53667), (4005, 50384), (4020, 50196), (4183, 48240), (4230, 47704), (4272, 47235), (4824, 41830), (5340, 37788), (5360, 37647), (5640, 35778), (5963, 33840), (6030, 33464), (6298, 32040), (6408, 31490), (6768, 29815), (7120, 28341), (8010, 25192), (8040, 25098), (8366, 24120), (8460, 23852), (9447, 21360), (9648, 20915), (10680, 18894), (11280, 17889), (11926, 16920), (12060, 16732), (12549, 16080), (12596, 16020), (12816, 15745)]