208510560

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{7621}}^1$

素因数の和:7661

約数の個数: 144

約数和(自身を含む): 749090160

約数和(自身を除く): 540579600

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 32, 36, 38, 40, 45, 48, 57, 60, 72, 76, 80, 90, 95, 96, 114, 120, 144, 152, 160, 171, 180, 190, 228, 240, 285, 288, 304, 342, 360, 380, 456, 480, 570, 608, 684, 720, 760, 855, 912, 1140, 1368, 1440, 1520, 1710, 1824, 2280, 2736, 3040, 3420, 4560, 5472, 6840, 7621, 9120, 13680, 15242, 22863, 27360, 30484, 38105, 45726, 60968, 68589, 76210, 91452, 114315, 121936, 137178, 144799, 152420, 182904, 228630, 243872, 274356, 289598, 304840, 342945, 365808, 434397, 457260, 548712, 579196, 609680, 685890, 723995, 731616, 868794, 914520, 1097424, 1158392, 1219360, 1303191, 1371780, 1447990, 1737588, 1829040, 2171985, 2194848, 2316784, 2606382, 2743560, 2895980, 3475176, 3658080, 4343970, 4633568, 5212764, 5487120, 5791960, 6515955, 6950352, 8687940, 10425528, 10974240, 11583920, 13031910, 13900704, 17375880, 20851056, 23167840, 26063820, 34751760, 41702112, 52127640, 69503520, 104255280, 208510560]

約数ペア:

[(1, 208510560), (2, 104255280), (3, 69503520), (4, 52127640), (5, 41702112), (6, 34751760), (8, 26063820), (9, 23167840), (10, 20851056), (12, 17375880), (15, 13900704), (16, 13031910), (18, 11583920), (19, 10974240), (20, 10425528), (24, 8687940), (30, 6950352), (32, 6515955), (36, 5791960), (38, 5487120), (40, 5212764), (45, 4633568), (48, 4343970), (57, 3658080), (60, 3475176), (72, 2895980), (76, 2743560), (80, 2606382), (90, 2316784), (95, 2194848), (96, 2171985), (114, 1829040), (120, 1737588), (144, 1447990), (152, 1371780), (160, 1303191), (171, 1219360), (180, 1158392), (190, 1097424), (228, 914520), (240, 868794), (285, 731616), (288, 723995), (304, 685890), (342, 609680), (360, 579196), (380, 548712), (456, 457260), (480, 434397), (570, 365808), (608, 342945), (684, 304840), (720, 289598), (760, 274356), (855, 243872), (912, 228630), (1140, 182904), (1368, 152420), (1440, 144799), (1520, 137178), (1710, 121936), (1824, 114315), (2280, 91452), (2736, 76210), (3040, 68589), (3420, 60968), (4560, 45726), (5472, 38105), (6840, 30484), (7621, 27360), (9120, 22863), (13680, 15242)]