2171199120

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{163}}^1\times {\mathrm{55501}}^1$

素因数の和:55680

約数の個数: 80

約数和(自身を含む): 6772132032

約数和(自身を除く): 4600932912

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 163, 240, 326, 489, 652, 815, 978, 1304, 1630, 1956, 2445, 2608, 3260, 3912, 4890, 6520, 7824, 9780, 13040, 19560, 39120, 55501, 111002, 166503, 222004, 277505, 333006, 444008, 555010, 666012, 832515, 888016, 1110020, 1332024, 1665030, 2220040, 2664048, 3330060, 4440080, 6660120, 9046663, 13320240, 18093326, 27139989, 36186652, 45233315, 54279978, 72373304, 90466630, 108559956, 135699945, 144746608, 180933260, 217119912, 271399890, 361866520, 434239824, 542799780, 723733040, 1085599560, 2171199120]

約数ペア:

[(1, 2171199120), (2, 1085599560), (3, 723733040), (4, 542799780), (5, 434239824), (6, 361866520), (8, 271399890), (10, 217119912), (12, 180933260), (15, 144746608), (16, 135699945), (20, 108559956), (24, 90466630), (30, 72373304), (40, 54279978), (48, 45233315), (60, 36186652), (80, 27139989), (120, 18093326), (163, 13320240), (240, 9046663), (326, 6660120), (489, 4440080), (652, 3330060), (815, 2664048), (978, 2220040), (1304, 1665030), (1630, 1332024), (1956, 1110020), (2445, 888016), (2608, 832515), (3260, 666012), (3912, 555010), (4890, 444008), (6520, 333006), (7824, 277505), (9780, 222004), (13040, 166503), (19560, 111002), (39120, 55501)]