904020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1$

素因数の和:105

約数の個数: 96

約数和(自身を含む): 2916480

約数和(自身を除く): 2012460

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 19, 20, 26, 30, 38, 39, 52, 57, 60, 61, 65, 76, 78, 95, 114, 122, 130, 156, 183, 190, 195, 228, 244, 247, 260, 285, 305, 366, 380, 390, 494, 570, 610, 732, 741, 780, 793, 915, 988, 1140, 1159, 1220, 1235, 1482, 1586, 1830, 2318, 2379, 2470, 2964, 3172, 3477, 3660, 3705, 3965, 4636, 4758, 4940, 5795, 6954, 7410, 7930, 9516, 11590, 11895, 13908, 14820, 15067, 15860, 17385, 23180, 23790, 30134, 34770, 45201, 47580, 60268, 69540, 75335, 90402, 150670, 180804, 226005, 301340, 452010, 904020]

約数ペア:

[(1, 904020), (2, 452010), (3, 301340), (4, 226005), (5, 180804), (6, 150670), (10, 90402), (12, 75335), (13, 69540), (15, 60268), (19, 47580), (20, 45201), (26, 34770), (30, 30134), (38, 23790), (39, 23180), (52, 17385), (57, 15860), (60, 15067), (61, 14820), (65, 13908), (76, 11895), (78, 11590), (95, 9516), (114, 7930), (122, 7410), (130, 6954), (156, 5795), (183, 4940), (190, 4758), (195, 4636), (228, 3965), (244, 3705), (247, 3660), (260, 3477), (285, 3172), (305, 2964), (366, 2470), (380, 2379), (390, 2318), (494, 1830), (570, 1586), (610, 1482), (732, 1235), (741, 1220), (780, 1159), (793, 1140), (915, 988)]