31237140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1$

素因数の和:142

約数の個数: 192

約数和(自身を含む): 104509440

約数和(自身を除く): 73272300

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 19, 20, 22, 30, 33, 38, 44, 47, 53, 55, 57, 60, 66, 76, 94, 95, 106, 110, 114, 132, 141, 159, 165, 188, 190, 209, 212, 220, 228, 235, 265, 282, 285, 318, 330, 380, 418, 470, 517, 530, 564, 570, 583, 627, 636, 660, 705, 795, 836, 893, 940, 1007, 1034, 1045, 1060, 1140, 1166, 1254, 1410, 1551, 1590, 1749, 1786, 2014, 2068, 2090, 2332, 2491, 2508, 2585, 2679, 2820, 2915, 3021, 3102, 3135, 3180, 3498, 3572, 4028, 4180, 4465, 4982, 5035, 5170, 5358, 5830, 6042, 6204, 6270, 6996, 7473, 7755, 8745, 8930, 9823, 9964, 10070, 10340, 10716, 11077, 11660, 12084, 12455, 12540, 13395, 14946, 15105, 15510, 17490, 17860, 19646, 20140, 22154, 24910, 26790, 27401, 29469, 29892, 30210, 31020, 33231, 34980, 37365, 39292, 44308, 47329, 49115, 49820, 53580, 54802, 55385, 58938, 60420, 66462, 74730, 82203, 94658, 98230, 109604, 110770, 117876, 132924, 137005, 141987, 147345, 149460, 164406, 166155, 189316, 196460, 221540, 236645, 274010, 283974, 294690, 328812, 332310, 411015, 473290, 520619, 548020, 567948, 589380, 664620, 709935, 822030, 946580, 1041238, 1419870, 1561857, 1644060, 2082476, 2603095, 2839740, 3123714, 5206190, 6247428, 7809285, 10412380, 15618570, 31237140]

約数ペア:

[(1, 31237140), (2, 15618570), (3, 10412380), (4, 7809285), (5, 6247428), (6, 5206190), (10, 3123714), (11, 2839740), (12, 2603095), (15, 2082476), (19, 1644060), (20, 1561857), (22, 1419870), (30, 1041238), (33, 946580), (38, 822030), (44, 709935), (47, 664620), (53, 589380), (55, 567948), (57, 548020), (60, 520619), (66, 473290), (76, 411015), (94, 332310), (95, 328812), (106, 294690), (110, 283974), (114, 274010), (132, 236645), (141, 221540), (159, 196460), (165, 189316), (188, 166155), (190, 164406), (209, 149460), (212, 147345), (220, 141987), (228, 137005), (235, 132924), (265, 117876), (282, 110770), (285, 109604), (318, 98230), (330, 94658), (380, 82203), (418, 74730), (470, 66462), (517, 60420), (530, 58938), (564, 55385), (570, 54802), (583, 53580), (627, 49820), (636, 49115), (660, 47329), (705, 44308), (795, 39292), (836, 37365), (893, 34980), (940, 33231), (1007, 31020), (1034, 30210), (1045, 29892), (1060, 29469), (1140, 27401), (1166, 26790), (1254, 24910), (1410, 22154), (1551, 20140), (1590, 19646), (1749, 17860), (1786, 17490), (2014, 15510), (2068, 15105), (2090, 14946), (2332, 13395), (2491, 12540), (2508, 12455), (2585, 12084), (2679, 11660), (2820, 11077), (2915, 10716), (3021, 10340), (3102, 10070), (3135, 9964), (3180, 9823), (3498, 8930), (3572, 8745), (4028, 7755), (4180, 7473), (4465, 6996), (4982, 6270), (5035, 6204), (5170, 6042), (5358, 5830)]