450180720

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{18947}}^1$

素因数の和:18980

約数の個数: 160

約数和(自身を含む): 1691677440

約数和(自身を除く): 1241496720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 27, 30, 33, 36, 40, 44, 45, 48, 54, 55, 60, 66, 72, 80, 88, 90, 99, 108, 110, 120, 132, 135, 144, 165, 176, 180, 198, 216, 220, 240, 264, 270, 297, 330, 360, 396, 432, 440, 495, 528, 540, 594, 660, 720, 792, 880, 990, 1080, 1188, 1320, 1485, 1584, 1980, 2160, 2376, 2640, 2970, 3960, 4752, 5940, 7920, 11880, 18947, 23760, 37894, 56841, 75788, 94735, 113682, 151576, 170523, 189470, 208417, 227364, 284205, 303152, 341046, 378940, 416834, 454728, 511569, 568410, 625251, 682092, 757880, 833668, 852615, 909456, 1023138, 1042085, 1136820, 1250502, 1364184, 1515760, 1667336, 1705230, 1875753, 2046276, 2084170, 2273640, 2501004, 2557845, 2728368, 3126255, 3334672, 3410460, 3751506, 4092552, 4168340, 4547280, 5002008, 5115690, 5627259, 6252510, 6820920, 7503012, 8185104, 8336680, 9378765, 10004016, 10231380, 11254518, 12505020, 13641840, 15006024, 16673360, 18757530, 20462760, 22509036, 25010040, 28136295, 30012048, 37515060, 40925520, 45018072, 50020080, 56272590, 75030120, 90036144, 112545180, 150060240, 225090360, 450180720]

約数ペア:

[(1, 450180720), (2, 225090360), (3, 150060240), (4, 112545180), (5, 90036144), (6, 75030120), (8, 56272590), (9, 50020080), (10, 45018072), (11, 40925520), (12, 37515060), (15, 30012048), (16, 28136295), (18, 25010040), (20, 22509036), (22, 20462760), (24, 18757530), (27, 16673360), (30, 15006024), (33, 13641840), (36, 12505020), (40, 11254518), (44, 10231380), (45, 10004016), (48, 9378765), (54, 8336680), (55, 8185104), (60, 7503012), (66, 6820920), (72, 6252510), (80, 5627259), (88, 5115690), (90, 5002008), (99, 4547280), (108, 4168340), (110, 4092552), (120, 3751506), (132, 3410460), (135, 3334672), (144, 3126255), (165, 2728368), (176, 2557845), (180, 2501004), (198, 2273640), (216, 2084170), (220, 2046276), (240, 1875753), (264, 1705230), (270, 1667336), (297, 1515760), (330, 1364184), (360, 1250502), (396, 1136820), (432, 1042085), (440, 1023138), (495, 909456), (528, 852615), (540, 833668), (594, 757880), (660, 682092), (720, 625251), (792, 568410), (880, 511569), (990, 454728), (1080, 416834), (1188, 378940), (1320, 341046), (1485, 303152), (1584, 284205), (1980, 227364), (2160, 208417), (2376, 189470), (2640, 170523), (2970, 151576), (3960, 113682), (4752, 94735), (5940, 75788), (7920, 56841), (11880, 37894), (18947, 23760)]