231574980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{83}}^1$

素因数の和:195

約数の個数: 288

約数和(自身を含む): 833341824

約数和(自身を除く): 601766844

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 49, 52, 60, 65, 70, 73, 78, 83, 84, 91, 98, 105, 130, 140, 146, 147, 156, 166, 182, 195, 196, 210, 219, 245, 249, 260, 273, 292, 294, 332, 364, 365, 390, 415, 420, 438, 455, 490, 498, 511, 546, 581, 588, 637, 730, 735, 780, 830, 876, 910, 949, 980, 996, 1022, 1079, 1092, 1095, 1162, 1245, 1274, 1365, 1460, 1470, 1533, 1660, 1743, 1820, 1898, 1911, 2044, 2158, 2190, 2324, 2490, 2548, 2555, 2730, 2847, 2905, 2940, 3066, 3185, 3237, 3486, 3577, 3796, 3822, 4067, 4316, 4380, 4745, 4980, 5110, 5395, 5460, 5694, 5810, 6059, 6132, 6370, 6474, 6643, 6972, 7154, 7553, 7644, 7665, 8134, 8715, 9490, 9555, 10220, 10731, 10790, 11388, 11620, 12118, 12201, 12740, 12948, 13286, 14235, 14308, 15106, 15330, 16185, 16268, 17430, 17885, 18177, 18980, 19110, 19929, 20335, 21462, 21580, 22659, 24236, 24402, 26572, 28470, 30212, 30295, 30660, 32370, 33215, 34860, 35770, 36354, 37765, 38220, 39858, 40670, 42413, 42924, 45318, 46501, 48804, 52871, 53655, 56940, 60590, 61005, 64740, 66430, 71540, 72708, 75530, 78767, 79716, 81340, 84826, 90636, 90885, 93002, 99645, 105742, 107310, 113295, 121180, 122010, 127239, 132860, 139503, 151060, 157534, 158613, 169652, 181770, 186004, 199290, 211484, 212065, 214620, 226590, 232505, 236301, 244020, 254478, 264355, 279006, 296891, 315068, 317226, 363540, 393835, 398580, 424130, 453180, 465010, 472602, 508956, 528710, 551369, 558012, 593782, 634452, 636195, 697515, 787670, 793065, 848260, 890673, 930020, 945204, 1057420, 1102738, 1181505, 1187564, 1272390, 1395030, 1484455, 1575340, 1586130, 1654107, 1781346, 2205476, 2363010, 2544780, 2756845, 2790060, 2968910, 3172260, 3308214, 3562692, 3859583, 4453365, 4726020, 5513690, 5937820, 6616428, 7719166, 8270535, 8906730, 11027380, 11578749, 15438332, 16541070, 17813460, 19297915, 23157498, 33082140, 38595830, 46314996, 57893745, 77191660, 115787490, 231574980]

約数ペア:

[(1, 231574980), (2, 115787490), (3, 77191660), (4, 57893745), (5, 46314996), (6, 38595830), (7, 33082140), (10, 23157498), (12, 19297915), (13, 17813460), (14, 16541070), (15, 15438332), (20, 11578749), (21, 11027380), (26, 8906730), (28, 8270535), (30, 7719166), (35, 6616428), (39, 5937820), (42, 5513690), (49, 4726020), (52, 4453365), (60, 3859583), (65, 3562692), (70, 3308214), (73, 3172260), (78, 2968910), (83, 2790060), (84, 2756845), (91, 2544780), (98, 2363010), (105, 2205476), (130, 1781346), (140, 1654107), (146, 1586130), (147, 1575340), (156, 1484455), (166, 1395030), (182, 1272390), (195, 1187564), (196, 1181505), (210, 1102738), (219, 1057420), (245, 945204), (249, 930020), (260, 890673), (273, 848260), (292, 793065), (294, 787670), (332, 697515), (364, 636195), (365, 634452), (390, 593782), (415, 558012), (420, 551369), (438, 528710), (455, 508956), (490, 472602), (498, 465010), (511, 453180), (546, 424130), (581, 398580), (588, 393835), (637, 363540), (730, 317226), (735, 315068), (780, 296891), (830, 279006), (876, 264355), (910, 254478), (949, 244020), (980, 236301), (996, 232505), (1022, 226590), (1079, 214620), (1092, 212065), (1095, 211484), (1162, 199290), (1245, 186004), (1274, 181770), (1365, 169652), (1460, 158613), (1470, 157534), (1533, 151060), (1660, 139503), (1743, 132860), (1820, 127239), (1898, 122010), (1911, 121180), (2044, 113295), (2158, 107310), (2190, 105742), (2324, 99645), (2490, 93002), (2548, 90885), (2555, 90636), (2730, 84826), (2847, 81340), (2905, 79716), (2940, 78767), (3066, 75530), (3185, 72708), (3237, 71540), (3486, 66430), (3577, 64740), (3796, 61005), (3822, 60590), (4067, 56940), (4316, 53655), (4380, 52871), (4745, 48804), (4980, 46501), (5110, 45318), (5395, 42924), (5460, 42413), (5694, 40670), (5810, 39858), (6059, 38220), (6132, 37765), (6370, 36354), (6474, 35770), (6643, 34860), (6972, 33215), (7154, 32370), (7553, 30660), (7644, 30295), (7665, 30212), (8134, 28470), (8715, 26572), (9490, 24402), (9555, 24236), (10220, 22659), (10731, 21580), (10790, 21462), (11388, 20335), (11620, 19929), (12118, 19110), (12201, 18980), (12740, 18177), (12948, 17885), (13286, 17430), (14235, 16268), (14308, 16185), (15106, 15330)]