123030320

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{373}}^1$

素因数の和:443

約数の個数: 160

約数和(自身を含む): 356167680

約数和(自身を除く): 233137360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 31, 35, 38, 40, 56, 62, 70, 76, 80, 95, 112, 124, 133, 140, 152, 155, 190, 217, 248, 266, 280, 304, 310, 373, 380, 434, 496, 532, 560, 589, 620, 665, 746, 760, 868, 1064, 1085, 1178, 1240, 1330, 1492, 1520, 1736, 1865, 2128, 2170, 2356, 2480, 2611, 2660, 2945, 2984, 3472, 3730, 4123, 4340, 4712, 5222, 5320, 5890, 5968, 7087, 7460, 8246, 8680, 9424, 10444, 10640, 11563, 11780, 13055, 14174, 14920, 16492, 17360, 20615, 20888, 23126, 23560, 26110, 28348, 29840, 32984, 35435, 41230, 41776, 46252, 47120, 49609, 52220, 56696, 57815, 65968, 70870, 80941, 82460, 92504, 99218, 104440, 113392, 115630, 141740, 161882, 164920, 185008, 198436, 208880, 219697, 231260, 248045, 283480, 323764, 329840, 396872, 404705, 439394, 462520, 496090, 566960, 647528, 793744, 809410, 878788, 925040, 992180, 1098485, 1295056, 1537879, 1618820, 1757576, 1984360, 2196970, 3075758, 3237640, 3515152, 3968720, 4393940, 6151516, 6475280, 7689395, 8787880, 12303032, 15378790, 17575760, 24606064, 30757580, 61515160, 123030320]

約数ペア:

[(1, 123030320), (2, 61515160), (4, 30757580), (5, 24606064), (7, 17575760), (8, 15378790), (10, 12303032), (14, 8787880), (16, 7689395), (19, 6475280), (20, 6151516), (28, 4393940), (31, 3968720), (35, 3515152), (38, 3237640), (40, 3075758), (56, 2196970), (62, 1984360), (70, 1757576), (76, 1618820), (80, 1537879), (95, 1295056), (112, 1098485), (124, 992180), (133, 925040), (140, 878788), (152, 809410), (155, 793744), (190, 647528), (217, 566960), (248, 496090), (266, 462520), (280, 439394), (304, 404705), (310, 396872), (373, 329840), (380, 323764), (434, 283480), (496, 248045), (532, 231260), (560, 219697), (589, 208880), (620, 198436), (665, 185008), (746, 164920), (760, 161882), (868, 141740), (1064, 115630), (1085, 113392), (1178, 104440), (1240, 99218), (1330, 92504), (1492, 82460), (1520, 80941), (1736, 70870), (1865, 65968), (2128, 57815), (2170, 56696), (2356, 52220), (2480, 49609), (2611, 47120), (2660, 46252), (2945, 41776), (2984, 41230), (3472, 35435), (3730, 32984), (4123, 29840), (4340, 28348), (4712, 26110), (5222, 23560), (5320, 23126), (5890, 20888), (5968, 20615), (7087, 17360), (7460, 16492), (8246, 14920), (8680, 14174), (9424, 13055), (10444, 11780), (10640, 11563)]