15635620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1$

素因数の和:122

約数の個数: 144

約数和(自身を含む): 45045504

約数和(自身を除く): 29409884

約数列:

[1, 2, 4, 5, 7, 10, 11, 13, 14, 20, 22, 26, 28, 35, 44, 52, 55, 65, 70, 71, 77, 91, 110, 121, 130, 140, 142, 143, 154, 182, 220, 242, 260, 284, 286, 308, 355, 364, 385, 455, 484, 497, 572, 605, 710, 715, 770, 781, 847, 910, 923, 994, 1001, 1210, 1420, 1430, 1540, 1562, 1573, 1694, 1820, 1846, 1988, 2002, 2420, 2485, 2860, 3124, 3146, 3388, 3692, 3905, 4004, 4235, 4615, 4970, 5005, 5467, 6292, 6461, 7810, 7865, 8470, 8591, 9230, 9940, 10010, 10153, 10934, 11011, 12922, 15620, 15730, 16940, 17182, 18460, 20020, 20306, 21868, 22022, 25844, 27335, 31460, 32305, 34364, 40612, 42955, 44044, 50765, 54670, 55055, 60137, 64610, 71071, 85910, 101530, 109340, 110110, 111683, 120274, 129220, 142142, 171820, 203060, 220220, 223366, 240548, 284284, 300685, 355355, 446732, 558415, 601370, 710710, 781781, 1116830, 1202740, 1421420, 1563562, 2233660, 3127124, 3908905, 7817810, 15635620]

約数ペア:

[(1, 15635620), (2, 7817810), (4, 3908905), (5, 3127124), (7, 2233660), (10, 1563562), (11, 1421420), (13, 1202740), (14, 1116830), (20, 781781), (22, 710710), (26, 601370), (28, 558415), (35, 446732), (44, 355355), (52, 300685), (55, 284284), (65, 240548), (70, 223366), (71, 220220), (77, 203060), (91, 171820), (110, 142142), (121, 129220), (130, 120274), (140, 111683), (142, 110110), (143, 109340), (154, 101530), (182, 85910), (220, 71071), (242, 64610), (260, 60137), (284, 55055), (286, 54670), (308, 50765), (355, 44044), (364, 42955), (385, 40612), (455, 34364), (484, 32305), (497, 31460), (572, 27335), (605, 25844), (710, 22022), (715, 21868), (770, 20306), (781, 20020), (847, 18460), (910, 17182), (923, 16940), (994, 15730), (1001, 15620), (1210, 12922), (1420, 11011), (1430, 10934), (1540, 10153), (1562, 10010), (1573, 9940), (1694, 9230), (1820, 8591), (1846, 8470), (1988, 7865), (2002, 7810), (2420, 6461), (2485, 6292), (2860, 5467), (3124, 5005), (3146, 4970), (3388, 4615), (3692, 4235), (3905, 4004)]