401540148

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{653}}^1$

素因数の和:742

約数の個数: 144

約数和(自身を含む): 1142668800

約数和(自身を除く): 741128652

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 29, 31, 36, 38, 57, 58, 62, 76, 87, 93, 114, 116, 124, 171, 174, 186, 228, 261, 279, 342, 348, 372, 522, 551, 558, 589, 653, 684, 899, 1044, 1102, 1116, 1178, 1306, 1653, 1767, 1798, 1959, 2204, 2356, 2612, 2697, 3306, 3534, 3596, 3918, 4959, 5301, 5394, 5877, 6612, 7068, 7836, 8091, 9918, 10602, 10788, 11754, 12407, 16182, 17081, 18937, 19836, 20243, 21204, 23508, 24814, 32364, 34162, 37221, 37874, 40486, 49628, 51243, 56811, 60729, 68324, 74442, 75748, 80972, 102486, 111663, 113622, 121458, 148884, 153729, 170433, 182187, 204972, 223326, 227244, 242916, 307458, 340866, 359803, 364374, 384617, 446652, 587047, 614916, 681732, 719606, 728748, 769234, 1079409, 1153851, 1174094, 1439212, 1538468, 1761141, 2158818, 2307702, 2348188, 3238227, 3461553, 3522282, 4317636, 4615404, 5283423, 6476454, 6923106, 7044564, 10566846, 11153893, 12952908, 13846212, 21133692, 22307786, 33461679, 44615572, 66923358, 100385037, 133846716, 200770074, 401540148]

約数ペア:

[(1, 401540148), (2, 200770074), (3, 133846716), (4, 100385037), (6, 66923358), (9, 44615572), (12, 33461679), (18, 22307786), (19, 21133692), (29, 13846212), (31, 12952908), (36, 11153893), (38, 10566846), (57, 7044564), (58, 6923106), (62, 6476454), (76, 5283423), (87, 4615404), (93, 4317636), (114, 3522282), (116, 3461553), (124, 3238227), (171, 2348188), (174, 2307702), (186, 2158818), (228, 1761141), (261, 1538468), (279, 1439212), (342, 1174094), (348, 1153851), (372, 1079409), (522, 769234), (551, 728748), (558, 719606), (589, 681732), (653, 614916), (684, 587047), (899, 446652), (1044, 384617), (1102, 364374), (1116, 359803), (1178, 340866), (1306, 307458), (1653, 242916), (1767, 227244), (1798, 223326), (1959, 204972), (2204, 182187), (2356, 170433), (2612, 153729), (2697, 148884), (3306, 121458), (3534, 113622), (3596, 111663), (3918, 102486), (4959, 80972), (5301, 75748), (5394, 74442), (5877, 68324), (6612, 60729), (7068, 56811), (7836, 51243), (8091, 49628), (9918, 40486), (10602, 37874), (10788, 37221), (11754, 34162), (12407, 32364), (16182, 24814), (17081, 23508), (18937, 21204), (19836, 20243)]