402204060

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{131}}^1\times {\mathrm{461}}^1$

素因数の和:644

約数の個数: 144

約数和(自身を含む): 1265296032

約数和(自身を除く): 863091972

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 37, 45, 60, 74, 90, 111, 131, 148, 180, 185, 222, 262, 333, 370, 393, 444, 461, 524, 555, 655, 666, 740, 786, 922, 1110, 1179, 1310, 1332, 1383, 1572, 1665, 1844, 1965, 2220, 2305, 2358, 2620, 2766, 3330, 3930, 4149, 4610, 4716, 4847, 5532, 5895, 6660, 6915, 7860, 8298, 9220, 9694, 11790, 13830, 14541, 16596, 17057, 19388, 20745, 23580, 24235, 27660, 29082, 34114, 41490, 43623, 48470, 51171, 58164, 60391, 68228, 72705, 82980, 85285, 87246, 96940, 102342, 120782, 145410, 153513, 170570, 174492, 181173, 204684, 218115, 241564, 255855, 290820, 301955, 307026, 341140, 362346, 436230, 511710, 543519, 603910, 614052, 724692, 767565, 872460, 905865, 1023420, 1087038, 1207820, 1535130, 1811730, 2174076, 2234467, 2717595, 3070260, 3623460, 4468934, 5435190, 6703401, 8937868, 10870380, 11172335, 13406802, 20110203, 22344670, 26813604, 33517005, 40220406, 44689340, 67034010, 80440812, 100551015, 134068020, 201102030, 402204060]

約数ペア:

[(1, 402204060), (2, 201102030), (3, 134068020), (4, 100551015), (5, 80440812), (6, 67034010), (9, 44689340), (10, 40220406), (12, 33517005), (15, 26813604), (18, 22344670), (20, 20110203), (30, 13406802), (36, 11172335), (37, 10870380), (45, 8937868), (60, 6703401), (74, 5435190), (90, 4468934), (111, 3623460), (131, 3070260), (148, 2717595), (180, 2234467), (185, 2174076), (222, 1811730), (262, 1535130), (333, 1207820), (370, 1087038), (393, 1023420), (444, 905865), (461, 872460), (524, 767565), (555, 724692), (655, 614052), (666, 603910), (740, 543519), (786, 511710), (922, 436230), (1110, 362346), (1179, 341140), (1310, 307026), (1332, 301955), (1383, 290820), (1572, 255855), (1665, 241564), (1844, 218115), (1965, 204684), (2220, 181173), (2305, 174492), (2358, 170570), (2620, 153513), (2766, 145410), (3330, 120782), (3930, 102342), (4149, 96940), (4610, 87246), (4716, 85285), (4847, 82980), (5532, 72705), (5895, 68228), (6660, 60391), (6915, 58164), (7860, 51171), (8298, 48470), (9220, 43623), (9694, 41490), (11790, 34114), (13830, 29082), (14541, 27660), (16596, 24235), (17057, 23580), (19388, 20745)]