321711210

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{181}}^1\times {\mathrm{227}}^1$

素因数の和:453

約数の個数: 128

約数和(自身を含む): 896313600

約数和(自身を除く): 574602390

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 29, 30, 45, 54, 58, 87, 90, 135, 145, 174, 181, 227, 261, 270, 290, 362, 435, 454, 522, 543, 681, 783, 870, 905, 1086, 1135, 1305, 1362, 1566, 1629, 1810, 2043, 2270, 2610, 2715, 3258, 3405, 3915, 4086, 4887, 5249, 5430, 6129, 6583, 6810, 7830, 8145, 9774, 10215, 10498, 12258, 13166, 15747, 16290, 19749, 20430, 24435, 26245, 30645, 31494, 32915, 39498, 41087, 47241, 48870, 52490, 59247, 61290, 65830, 78735, 82174, 94482, 98745, 118494, 123261, 141723, 157470, 177741, 197490, 205435, 236205, 246522, 283446, 296235, 355482, 369783, 410870, 472410, 592470, 616305, 708615, 739566, 888705, 1109349, 1191523, 1232610, 1417230, 1777410, 1848915, 2218698, 2383046, 3574569, 3697830, 5546745, 5957615, 7149138, 10723707, 11093490, 11915230, 17872845, 21447414, 32171121, 35745690, 53618535, 64342242, 107237070, 160855605, 321711210]

約数ペア:

[(1, 321711210), (2, 160855605), (3, 107237070), (5, 64342242), (6, 53618535), (9, 35745690), (10, 32171121), (15, 21447414), (18, 17872845), (27, 11915230), (29, 11093490), (30, 10723707), (45, 7149138), (54, 5957615), (58, 5546745), (87, 3697830), (90, 3574569), (135, 2383046), (145, 2218698), (174, 1848915), (181, 1777410), (227, 1417230), (261, 1232610), (270, 1191523), (290, 1109349), (362, 888705), (435, 739566), (454, 708615), (522, 616305), (543, 592470), (681, 472410), (783, 410870), (870, 369783), (905, 355482), (1086, 296235), (1135, 283446), (1305, 246522), (1362, 236205), (1566, 205435), (1629, 197490), (1810, 177741), (2043, 157470), (2270, 141723), (2610, 123261), (2715, 118494), (3258, 98745), (3405, 94482), (3915, 82174), (4086, 78735), (4887, 65830), (5249, 61290), (5430, 59247), (6129, 52490), (6583, 48870), (6810, 47241), (7830, 41087), (8145, 39498), (9774, 32915), (10215, 31494), (10498, 30645), (12258, 26245), (13166, 24435), (15747, 20430), (16290, 19749)]