450001890

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{653}}^1$

素因数の和:729

約数の個数: 192

約数和(自身を含む): 1371202560

約数和(自身を除く): 921200670

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 19, 26, 30, 31, 38, 39, 45, 57, 62, 65, 78, 90, 93, 95, 114, 117, 130, 155, 171, 186, 190, 195, 234, 247, 279, 285, 310, 342, 390, 403, 465, 494, 558, 570, 585, 589, 653, 741, 806, 855, 930, 1170, 1178, 1209, 1235, 1306, 1395, 1482, 1710, 1767, 1959, 2015, 2223, 2418, 2470, 2790, 2945, 3265, 3534, 3627, 3705, 3918, 4030, 4446, 5301, 5877, 5890, 6045, 6530, 7254, 7410, 7657, 8489, 8835, 9795, 10602, 11115, 11754, 12090, 12407, 15314, 16978, 17670, 18135, 19590, 20243, 22230, 22971, 24814, 25467, 26505, 29385, 36270, 37221, 38285, 40486, 42445, 45942, 50934, 53010, 58770, 60729, 62035, 68913, 74442, 76401, 76570, 84890, 101215, 111663, 114855, 121458, 124070, 127335, 137826, 152802, 161291, 182187, 186105, 202430, 223326, 229710, 254670, 263159, 303645, 322582, 344565, 364374, 372210, 382005, 384617, 483873, 526318, 558315, 607290, 689130, 764010, 769234, 789477, 806455, 910935, 967746, 1116630, 1153851, 1315795, 1451619, 1578954, 1612910, 1821870, 1923085, 2307702, 2368431, 2419365, 2631590, 2903238, 3461553, 3846170, 3947385, 4736862, 4838730, 5000021, 5769255, 6923106, 7258095, 7894770, 10000042, 11538510, 11842155, 14516190, 15000063, 17307765, 23684310, 25000105, 30000126, 34615530, 45000189, 50000210, 75000315, 90000378, 150000630, 225000945, 450001890]

約数ペア:

[(1, 450001890), (2, 225000945), (3, 150000630), (5, 90000378), (6, 75000315), (9, 50000210), (10, 45000189), (13, 34615530), (15, 30000126), (18, 25000105), (19, 23684310), (26, 17307765), (30, 15000063), (31, 14516190), (38, 11842155), (39, 11538510), (45, 10000042), (57, 7894770), (62, 7258095), (65, 6923106), (78, 5769255), (90, 5000021), (93, 4838730), (95, 4736862), (114, 3947385), (117, 3846170), (130, 3461553), (155, 2903238), (171, 2631590), (186, 2419365), (190, 2368431), (195, 2307702), (234, 1923085), (247, 1821870), (279, 1612910), (285, 1578954), (310, 1451619), (342, 1315795), (390, 1153851), (403, 1116630), (465, 967746), (494, 910935), (558, 806455), (570, 789477), (585, 769234), (589, 764010), (653, 689130), (741, 607290), (806, 558315), (855, 526318), (930, 483873), (1170, 384617), (1178, 382005), (1209, 372210), (1235, 364374), (1306, 344565), (1395, 322582), (1482, 303645), (1710, 263159), (1767, 254670), (1959, 229710), (2015, 223326), (2223, 202430), (2418, 186105), (2470, 182187), (2790, 161291), (2945, 152802), (3265, 137826), (3534, 127335), (3627, 124070), (3705, 121458), (3918, 114855), (4030, 111663), (4446, 101215), (5301, 84890), (5877, 76570), (5890, 76401), (6045, 74442), (6530, 68913), (7254, 62035), (7410, 60729), (7657, 58770), (8489, 53010), (8835, 50934), (9795, 45942), (10602, 42445), (11115, 40486), (11754, 38285), (12090, 37221), (12407, 36270), (15314, 29385), (16978, 26505), (17670, 25467), (18135, 24814), (19590, 22971), (20243, 22230)]