31223460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{449}}^1$

素因数の和:541

約数の個数: 96

約数和(自身を含む): 93744000

約数和(自身を除く): 62520540

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 61, 76, 95, 114, 122, 183, 190, 228, 244, 285, 305, 366, 380, 449, 570, 610, 732, 898, 915, 1140, 1159, 1220, 1347, 1796, 1830, 2245, 2318, 2694, 3477, 3660, 4490, 4636, 5388, 5795, 6735, 6954, 8531, 8980, 11590, 13470, 13908, 17062, 17385, 23180, 25593, 26940, 27389, 34124, 34770, 42655, 51186, 54778, 69540, 82167, 85310, 102372, 109556, 127965, 136945, 164334, 170620, 255930, 273890, 328668, 410835, 511860, 520391, 547780, 821670, 1040782, 1561173, 1643340, 2081564, 2601955, 3122346, 5203910, 6244692, 7805865, 10407820, 15611730, 31223460]

約数ペア:

[(1, 31223460), (2, 15611730), (3, 10407820), (4, 7805865), (5, 6244692), (6, 5203910), (10, 3122346), (12, 2601955), (15, 2081564), (19, 1643340), (20, 1561173), (30, 1040782), (38, 821670), (57, 547780), (60, 520391), (61, 511860), (76, 410835), (95, 328668), (114, 273890), (122, 255930), (183, 170620), (190, 164334), (228, 136945), (244, 127965), (285, 109556), (305, 102372), (366, 85310), (380, 82167), (449, 69540), (570, 54778), (610, 51186), (732, 42655), (898, 34770), (915, 34124), (1140, 27389), (1159, 26940), (1220, 25593), (1347, 23180), (1796, 17385), (1830, 17062), (2245, 13908), (2318, 13470), (2694, 11590), (3477, 8980), (3660, 8531), (4490, 6954), (4636, 6735), (5388, 5795)]