243420840

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{4001}}^1$

素因数の和:4044

約数の個数: 144

約数和(自身を含む): 856868220

約数和(自身を除く): 613447380

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 30, 36, 39, 40, 45, 52, 60, 65, 72, 78, 90, 104, 117, 120, 130, 156, 169, 180, 195, 234, 260, 312, 338, 360, 390, 468, 507, 520, 585, 676, 780, 845, 936, 1014, 1170, 1352, 1521, 1560, 1690, 2028, 2340, 2535, 3042, 3380, 4001, 4056, 4680, 5070, 6084, 6760, 7605, 8002, 10140, 12003, 12168, 15210, 16004, 20005, 20280, 24006, 30420, 32008, 36009, 40010, 48012, 52013, 60015, 60840, 72018, 80020, 96024, 104026, 120030, 144036, 156039, 160040, 180045, 208052, 240060, 260065, 288072, 312078, 360090, 416104, 468117, 480120, 520130, 624156, 676169, 720180, 780195, 936234, 1040260, 1248312, 1352338, 1440360, 1560390, 1872468, 2028507, 2080520, 2340585, 2704676, 3120780, 3380845, 3744936, 4057014, 4681170, 5409352, 6085521, 6241560, 6761690, 8114028, 9362340, 10142535, 12171042, 13523380, 16228056, 18724680, 20285070, 24342084, 27046760, 30427605, 40570140, 48684168, 60855210, 81140280, 121710420, 243420840]

約数ペア:

[(1, 243420840), (2, 121710420), (3, 81140280), (4, 60855210), (5, 48684168), (6, 40570140), (8, 30427605), (9, 27046760), (10, 24342084), (12, 20285070), (13, 18724680), (15, 16228056), (18, 13523380), (20, 12171042), (24, 10142535), (26, 9362340), (30, 8114028), (36, 6761690), (39, 6241560), (40, 6085521), (45, 5409352), (52, 4681170), (60, 4057014), (65, 3744936), (72, 3380845), (78, 3120780), (90, 2704676), (104, 2340585), (117, 2080520), (120, 2028507), (130, 1872468), (156, 1560390), (169, 1440360), (180, 1352338), (195, 1248312), (234, 1040260), (260, 936234), (312, 780195), (338, 720180), (360, 676169), (390, 624156), (468, 520130), (507, 480120), (520, 468117), (585, 416104), (676, 360090), (780, 312078), (845, 288072), (936, 260065), (1014, 240060), (1170, 208052), (1352, 180045), (1521, 160040), (1560, 156039), (1690, 144036), (2028, 120030), (2340, 104026), (2535, 96024), (3042, 80020), (3380, 72018), (4001, 60840), (4056, 60015), (4680, 52013), (5070, 48012), (6084, 40010), (6760, 36009), (7605, 32008), (8002, 30420), (10140, 24006), (12003, 20280), (12168, 20005), (15210, 16004)]