161952804

素因数分解:

$2^2\times 3^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^2$

素因数の和:179

約数の個数: 144

約数和(自身を含む): 474539520

約数和(自身を除く): 312586716

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 31, 36, 39, 52, 54, 61, 62, 78, 93, 108, 117, 122, 124, 156, 183, 186, 234, 244, 279, 351, 366, 372, 403, 468, 549, 558, 702, 732, 793, 806, 837, 1098, 1116, 1209, 1404, 1586, 1612, 1647, 1674, 1891, 2196, 2379, 2418, 3172, 3294, 3348, 3627, 3721, 3782, 4758, 4836, 5673, 6588, 7137, 7254, 7442, 7564, 9516, 10881, 11163, 11346, 14274, 14508, 14884, 17019, 21411, 21762, 22326, 22692, 24583, 28548, 33489, 34038, 42822, 43524, 44652, 48373, 49166, 51057, 66978, 68076, 73749, 85644, 96746, 98332, 100467, 102114, 115351, 133956, 145119, 147498, 193492, 200934, 204228, 221247, 230702, 290238, 294996, 346053, 401868, 435357, 442494, 461404, 580476, 663741, 692106, 870714, 884988, 1038159, 1306071, 1327482, 1384212, 1499563, 1741428, 2076318, 2612142, 2654964, 2999126, 3114477, 4152636, 4498689, 5224284, 5998252, 6228954, 8997378, 12457908, 13496067, 17994756, 26992134, 40488201, 53984268, 80976402, 161952804]

約数ペア:

[(1, 161952804), (2, 80976402), (3, 53984268), (4, 40488201), (6, 26992134), (9, 17994756), (12, 13496067), (13, 12457908), (18, 8997378), (26, 6228954), (27, 5998252), (31, 5224284), (36, 4498689), (39, 4152636), (52, 3114477), (54, 2999126), (61, 2654964), (62, 2612142), (78, 2076318), (93, 1741428), (108, 1499563), (117, 1384212), (122, 1327482), (124, 1306071), (156, 1038159), (183, 884988), (186, 870714), (234, 692106), (244, 663741), (279, 580476), (351, 461404), (366, 442494), (372, 435357), (403, 401868), (468, 346053), (549, 294996), (558, 290238), (702, 230702), (732, 221247), (793, 204228), (806, 200934), (837, 193492), (1098, 147498), (1116, 145119), (1209, 133956), (1404, 115351), (1586, 102114), (1612, 100467), (1647, 98332), (1674, 96746), (1891, 85644), (2196, 73749), (2379, 68076), (2418, 66978), (3172, 51057), (3294, 49166), (3348, 48373), (3627, 44652), (3721, 43524), (3782, 42822), (4758, 34038), (4836, 33489), (5673, 28548), (6588, 24583), (7137, 22692), (7254, 22326), (7442, 21762), (7564, 21411), (9516, 17019), (10881, 14884), (11163, 14508), (11346, 14274)]