1716780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1$

素因数の和:127

約数の個数: 96

約数和(自身を含む): 5419008

約数和(自身を除く): 3702228

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 31, 39, 52, 60, 62, 65, 71, 78, 93, 124, 130, 142, 155, 156, 186, 195, 213, 260, 284, 310, 355, 372, 390, 403, 426, 465, 620, 710, 780, 806, 852, 923, 930, 1065, 1209, 1420, 1612, 1846, 1860, 2015, 2130, 2201, 2418, 2769, 3692, 4030, 4260, 4402, 4615, 4836, 5538, 6045, 6603, 8060, 8804, 9230, 11005, 11076, 12090, 13206, 13845, 18460, 22010, 24180, 26412, 27690, 28613, 33015, 44020, 55380, 57226, 66030, 85839, 114452, 132060, 143065, 171678, 286130, 343356, 429195, 572260, 858390, 1716780]

約数ペア:

[(1, 1716780), (2, 858390), (3, 572260), (4, 429195), (5, 343356), (6, 286130), (10, 171678), (12, 143065), (13, 132060), (15, 114452), (20, 85839), (26, 66030), (30, 57226), (31, 55380), (39, 44020), (52, 33015), (60, 28613), (62, 27690), (65, 26412), (71, 24180), (78, 22010), (93, 18460), (124, 13845), (130, 13206), (142, 12090), (155, 11076), (156, 11005), (186, 9230), (195, 8804), (213, 8060), (260, 6603), (284, 6045), (310, 5538), (355, 4836), (372, 4615), (390, 4402), (403, 4260), (426, 4030), (465, 3692), (620, 2769), (710, 2418), (780, 2201), (806, 2130), (852, 2015), (923, 1860), (930, 1846), (1065, 1612), (1209, 1420)]