81883710

素因数分解:

$2^1\times 3^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1087}}^1$

素因数の和:1140

約数の個数: 96

約数和(自身を含む): 228114432

約数和(自身を除く): 146230722

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 31, 45, 54, 62, 81, 90, 93, 135, 155, 162, 186, 243, 270, 279, 310, 405, 465, 486, 558, 810, 837, 930, 1087, 1215, 1395, 1674, 2174, 2430, 2511, 2790, 3261, 4185, 5022, 5435, 6522, 7533, 8370, 9783, 10870, 12555, 15066, 16305, 19566, 25110, 29349, 32610, 33697, 37665, 48915, 58698, 67394, 75330, 88047, 97830, 101091, 146745, 168485, 176094, 202182, 264141, 293490, 303273, 336970, 440235, 505455, 528282, 606546, 880470, 909819, 1010910, 1320705, 1516365, 1819638, 2641410, 2729457, 3032730, 4549095, 5458914, 8188371, 9098190, 13647285, 16376742, 27294570, 40941855, 81883710]

約数ペア:

[(1, 81883710), (2, 40941855), (3, 27294570), (5, 16376742), (6, 13647285), (9, 9098190), (10, 8188371), (15, 5458914), (18, 4549095), (27, 3032730), (30, 2729457), (31, 2641410), (45, 1819638), (54, 1516365), (62, 1320705), (81, 1010910), (90, 909819), (93, 880470), (135, 606546), (155, 528282), (162, 505455), (186, 440235), (243, 336970), (270, 303273), (279, 293490), (310, 264141), (405, 202182), (465, 176094), (486, 168485), (558, 146745), (810, 101091), (837, 97830), (930, 88047), (1087, 75330), (1215, 67394), (1395, 58698), (1674, 48915), (2174, 37665), (2430, 33697), (2511, 32610), (2790, 29349), (3261, 25110), (4185, 19566), (5022, 16305), (5435, 15066), (6522, 12555), (7533, 10870), (8370, 9783)]