69948090

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{137}}^1$

素因数の和:245

約数の個数: 128

約数和(自身を含む): 197130240

約数和(自身を除く): 127182150

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 31, 45, 54, 61, 62, 90, 93, 122, 135, 137, 155, 183, 186, 270, 274, 279, 305, 310, 366, 411, 465, 549, 558, 610, 685, 822, 837, 915, 930, 1098, 1233, 1370, 1395, 1647, 1674, 1830, 1891, 2055, 2466, 2745, 2790, 3294, 3699, 3782, 4110, 4185, 4247, 5490, 5673, 6165, 7398, 8235, 8357, 8370, 8494, 9455, 11346, 12330, 12741, 16470, 16714, 17019, 18495, 18910, 21235, 25071, 25482, 28365, 34038, 36990, 38223, 41785, 42470, 50142, 51057, 56730, 63705, 75213, 76446, 83570, 85095, 102114, 114669, 125355, 127410, 150426, 170190, 191115, 225639, 229338, 250710, 255285, 259067, 376065, 382230, 451278, 510570, 518134, 573345, 752130, 777201, 1128195, 1146690, 1295335, 1554402, 2256390, 2331603, 2590670, 3886005, 4663206, 6994809, 7772010, 11658015, 13989618, 23316030, 34974045, 69948090]

約数ペア:

[(1, 69948090), (2, 34974045), (3, 23316030), (5, 13989618), (6, 11658015), (9, 7772010), (10, 6994809), (15, 4663206), (18, 3886005), (27, 2590670), (30, 2331603), (31, 2256390), (45, 1554402), (54, 1295335), (61, 1146690), (62, 1128195), (90, 777201), (93, 752130), (122, 573345), (135, 518134), (137, 510570), (155, 451278), (183, 382230), (186, 376065), (270, 259067), (274, 255285), (279, 250710), (305, 229338), (310, 225639), (366, 191115), (411, 170190), (465, 150426), (549, 127410), (558, 125355), (610, 114669), (685, 102114), (822, 85095), (837, 83570), (915, 76446), (930, 75213), (1098, 63705), (1233, 56730), (1370, 51057), (1395, 50142), (1647, 42470), (1674, 41785), (1830, 38223), (1891, 36990), (2055, 34038), (2466, 28365), (2745, 25482), (2790, 25071), (3294, 21235), (3699, 18910), (3782, 18495), (4110, 17019), (4185, 16714), (4247, 16470), (5490, 12741), (5673, 12330), (6165, 11346), (7398, 9455), (8235, 8494), (8357, 8370)]