644169996

素因数分解:

$2^2\times 3^4\times {\mathrm{19}}^1\times {\mathrm{269}}^1\times {\mathrm{389}}^1$

素因数の和:693

約数の個数: 120

約数和(自身を含む): 1783782000

約数和(自身を除く): 1139612004

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 27, 36, 38, 54, 57, 76, 81, 108, 114, 162, 171, 228, 269, 324, 342, 389, 513, 538, 684, 778, 807, 1026, 1076, 1167, 1539, 1556, 1614, 2052, 2334, 2421, 3078, 3228, 3501, 4668, 4842, 5111, 6156, 7002, 7263, 7391, 9684, 10222, 10503, 14004, 14526, 14782, 15333, 20444, 21006, 21789, 22173, 29052, 29564, 30666, 31509, 42012, 43578, 44346, 45999, 61332, 63018, 66519, 87156, 88692, 91998, 104641, 126036, 133038, 137997, 183996, 199557, 209282, 266076, 275994, 313923, 399114, 413991, 418564, 551988, 598671, 627846, 798228, 827982, 941769, 1197342, 1255692, 1655964, 1883538, 1988179, 2394684, 2825307, 3767076, 3976358, 5650614, 5964537, 7952716, 8475921, 11301228, 11929074, 16951842, 17893611, 23858148, 33903684, 35787222, 53680833, 71574444, 107361666, 161042499, 214723332, 322084998, 644169996]

約数ペア:

[(1, 644169996), (2, 322084998), (3, 214723332), (4, 161042499), (6, 107361666), (9, 71574444), (12, 53680833), (18, 35787222), (19, 33903684), (27, 23858148), (36, 17893611), (38, 16951842), (54, 11929074), (57, 11301228), (76, 8475921), (81, 7952716), (108, 5964537), (114, 5650614), (162, 3976358), (171, 3767076), (228, 2825307), (269, 2394684), (324, 1988179), (342, 1883538), (389, 1655964), (513, 1255692), (538, 1197342), (684, 941769), (778, 827982), (807, 798228), (1026, 627846), (1076, 598671), (1167, 551988), (1539, 418564), (1556, 413991), (1614, 399114), (2052, 313923), (2334, 275994), (2421, 266076), (3078, 209282), (3228, 199557), (3501, 183996), (4668, 137997), (4842, 133038), (5111, 126036), (6156, 104641), (7002, 91998), (7263, 88692), (7391, 87156), (9684, 66519), (10222, 63018), (10503, 61332), (14004, 45999), (14526, 44346), (14782, 43578), (15333, 42012), (20444, 31509), (21006, 30666), (21789, 29564), (22173, 29052)]