40431780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{181}}^1$

素因数の和:286

約数の個数: 144

約数和(自身を含む): 132363504

約数和(自身を除く): 91931724

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 73, 85, 90, 102, 146, 153, 170, 180, 181, 204, 219, 255, 292, 306, 340, 362, 365, 438, 510, 543, 612, 657, 724, 730, 765, 876, 905, 1020, 1086, 1095, 1241, 1314, 1460, 1530, 1629, 1810, 2172, 2190, 2482, 2628, 2715, 3060, 3077, 3258, 3285, 3620, 3723, 4380, 4964, 5430, 6154, 6205, 6516, 6570, 7446, 8145, 9231, 10860, 11169, 12308, 12410, 13140, 13213, 14892, 15385, 16290, 18462, 18615, 22338, 24820, 26426, 27693, 30770, 32580, 36924, 37230, 39639, 44676, 46155, 52852, 55386, 55845, 61540, 66065, 74460, 79278, 92310, 110772, 111690, 118917, 132130, 138465, 158556, 184620, 198195, 223380, 224621, 237834, 264260, 276930, 396390, 449242, 475668, 553860, 594585, 673863, 792780, 898484, 1123105, 1189170, 1347726, 2021589, 2246210, 2378340, 2695452, 3369315, 4043178, 4492420, 6738630, 8086356, 10107945, 13477260, 20215890, 40431780]

約数ペア:

[(1, 40431780), (2, 20215890), (3, 13477260), (4, 10107945), (5, 8086356), (6, 6738630), (9, 4492420), (10, 4043178), (12, 3369315), (15, 2695452), (17, 2378340), (18, 2246210), (20, 2021589), (30, 1347726), (34, 1189170), (36, 1123105), (45, 898484), (51, 792780), (60, 673863), (68, 594585), (73, 553860), (85, 475668), (90, 449242), (102, 396390), (146, 276930), (153, 264260), (170, 237834), (180, 224621), (181, 223380), (204, 198195), (219, 184620), (255, 158556), (292, 138465), (306, 132130), (340, 118917), (362, 111690), (365, 110772), (438, 92310), (510, 79278), (543, 74460), (612, 66065), (657, 61540), (724, 55845), (730, 55386), (765, 52852), (876, 46155), (905, 44676), (1020, 39639), (1086, 37230), (1095, 36924), (1241, 32580), (1314, 30770), (1460, 27693), (1530, 26426), (1629, 24820), (1810, 22338), (2172, 18615), (2190, 18462), (2482, 16290), (2628, 15385), (2715, 14892), (3060, 13213), (3077, 13140), (3258, 12410), (3285, 12308), (3620, 11169), (3723, 10860), (4380, 9231), (4964, 8145), (5430, 7446), (6154, 6570), (6205, 6516)]