1217840940

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{60953}}^1$

素因数の和:61008

約数の個数: 96

約数和(自身を含む): 3891303360

約数和(自身を除く): 2673462420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 37, 45, 54, 60, 74, 90, 108, 111, 135, 148, 180, 185, 222, 270, 333, 370, 444, 540, 555, 666, 740, 999, 1110, 1332, 1665, 1998, 2220, 3330, 3996, 4995, 6660, 9990, 19980, 60953, 121906, 182859, 243812, 304765, 365718, 548577, 609530, 731436, 914295, 1097154, 1219060, 1645731, 1828590, 2194308, 2255261, 2742885, 3291462, 3657180, 4510522, 5485770, 6582924, 6765783, 8228655, 9021044, 10971540, 11276305, 13531566, 16457310, 20297349, 22552610, 27063132, 32914620, 33828915, 40594698, 45105220, 60892047, 67657830, 81189396, 101486745, 121784094, 135315660, 202973490, 243568188, 304460235, 405946980, 608920470, 1217840940]

約数ペア:

[(1, 1217840940), (2, 608920470), (3, 405946980), (4, 304460235), (5, 243568188), (6, 202973490), (9, 135315660), (10, 121784094), (12, 101486745), (15, 81189396), (18, 67657830), (20, 60892047), (27, 45105220), (30, 40594698), (36, 33828915), (37, 32914620), (45, 27063132), (54, 22552610), (60, 20297349), (74, 16457310), (90, 13531566), (108, 11276305), (111, 10971540), (135, 9021044), (148, 8228655), (180, 6765783), (185, 6582924), (222, 5485770), (270, 4510522), (333, 3657180), (370, 3291462), (444, 2742885), (540, 2255261), (555, 2194308), (666, 1828590), (740, 1645731), (999, 1219060), (1110, 1097154), (1332, 914295), (1665, 731436), (1998, 609530), (2220, 548577), (3330, 365718), (3996, 304765), (4995, 243812), (6660, 182859), (9990, 121906), (19980, 60953)]