221103480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{271}}^1\times {\mathrm{523}}^1$

素因数の和:821

約数の個数: 128

約数和(自身を含む): 718341120

約数和(自身を除く): 497237640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 271, 312, 390, 520, 523, 542, 780, 813, 1046, 1084, 1355, 1560, 1569, 1626, 2092, 2168, 2615, 2710, 3138, 3252, 3523, 4065, 4184, 5230, 5420, 6276, 6504, 6799, 7046, 7845, 8130, 10460, 10569, 10840, 12552, 13598, 14092, 15690, 16260, 17615, 20397, 20920, 21138, 27196, 28184, 31380, 32520, 33995, 35230, 40794, 42276, 52845, 54392, 62760, 67990, 70460, 81588, 84552, 101985, 105690, 135980, 140920, 141733, 163176, 203970, 211380, 271960, 283466, 407940, 422760, 425199, 566932, 708665, 815880, 850398, 1133864, 1417330, 1700796, 1842529, 2125995, 2834660, 3401592, 3685058, 4251990, 5527587, 5669320, 7370116, 8503980, 9212645, 11055174, 14740232, 17007960, 18425290, 22110348, 27637935, 36850580, 44220696, 55275870, 73701160, 110551740, 221103480]

約数ペア:

[(1, 221103480), (2, 110551740), (3, 73701160), (4, 55275870), (5, 44220696), (6, 36850580), (8, 27637935), (10, 22110348), (12, 18425290), (13, 17007960), (15, 14740232), (20, 11055174), (24, 9212645), (26, 8503980), (30, 7370116), (39, 5669320), (40, 5527587), (52, 4251990), (60, 3685058), (65, 3401592), (78, 2834660), (104, 2125995), (120, 1842529), (130, 1700796), (156, 1417330), (195, 1133864), (260, 850398), (271, 815880), (312, 708665), (390, 566932), (520, 425199), (523, 422760), (542, 407940), (780, 283466), (813, 271960), (1046, 211380), (1084, 203970), (1355, 163176), (1560, 141733), (1569, 140920), (1626, 135980), (2092, 105690), (2168, 101985), (2615, 84552), (2710, 81588), (3138, 70460), (3252, 67990), (3523, 62760), (4065, 54392), (4184, 52845), (5230, 42276), (5420, 40794), (6276, 35230), (6504, 33995), (6799, 32520), (7046, 31380), (7845, 28184), (8130, 27196), (10460, 21138), (10569, 20920), (10840, 20397), (12552, 17615), (13598, 16260), (14092, 15690)]