401567400

素因数分解:

$2^3\times 3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{131}}^2$

素因数の和:297

約数の個数: 216

約数和(自身を含む): 1463506590

約数和(自身を除く): 1061939190

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 25, 26, 30, 36, 39, 40, 45, 50, 52, 60, 65, 72, 75, 78, 90, 100, 104, 117, 120, 130, 131, 150, 156, 180, 195, 200, 225, 234, 260, 262, 300, 312, 325, 360, 390, 393, 450, 468, 520, 524, 585, 600, 650, 655, 780, 786, 900, 936, 975, 1048, 1170, 1179, 1300, 1310, 1560, 1572, 1703, 1800, 1950, 1965, 2340, 2358, 2600, 2620, 2925, 3144, 3275, 3406, 3900, 3930, 4680, 4716, 5109, 5240, 5850, 5895, 6550, 6812, 7800, 7860, 8515, 9432, 9825, 10218, 11700, 11790, 13100, 13624, 15327, 15720, 17030, 17161, 19650, 20436, 23400, 23580, 25545, 26200, 29475, 30654, 34060, 34322, 39300, 40872, 42575, 47160, 51090, 51483, 58950, 61308, 68120, 68644, 76635, 78600, 85150, 85805, 102180, 102966, 117900, 122616, 127725, 137288, 153270, 154449, 170300, 171610, 204360, 205932, 223093, 235800, 255450, 257415, 306540, 308898, 340600, 343220, 383175, 411864, 429025, 446186, 510900, 514830, 613080, 617796, 669279, 686440, 766350, 772245, 858050, 892372, 1021800, 1029660, 1115465, 1235592, 1287075, 1338558, 1532700, 1544490, 1716100, 1784744, 2007837, 2059320, 2230930, 2574150, 2677116, 3065400, 3088980, 3346395, 3432200, 3861225, 4015674, 4461860, 5148300, 5354232, 5577325, 6177960, 6692790, 7722450, 8031348, 8923720, 10039185, 10296600, 11154650, 13385580, 15444900, 16062696, 16731975, 20078370, 22309300, 26771160, 30889800, 33463950, 40156740, 44618600, 50195925, 66927900, 80313480, 100391850, 133855800, 200783700, 401567400]

約数ペア:

[(1, 401567400), (2, 200783700), (3, 133855800), (4, 100391850), (5, 80313480), (6, 66927900), (8, 50195925), (9, 44618600), (10, 40156740), (12, 33463950), (13, 30889800), (15, 26771160), (18, 22309300), (20, 20078370), (24, 16731975), (25, 16062696), (26, 15444900), (30, 13385580), (36, 11154650), (39, 10296600), (40, 10039185), (45, 8923720), (50, 8031348), (52, 7722450), (60, 6692790), (65, 6177960), (72, 5577325), (75, 5354232), (78, 5148300), (90, 4461860), (100, 4015674), (104, 3861225), (117, 3432200), (120, 3346395), (130, 3088980), (131, 3065400), (150, 2677116), (156, 2574150), (180, 2230930), (195, 2059320), (200, 2007837), (225, 1784744), (234, 1716100), (260, 1544490), (262, 1532700), (300, 1338558), (312, 1287075), (325, 1235592), (360, 1115465), (390, 1029660), (393, 1021800), (450, 892372), (468, 858050), (520, 772245), (524, 766350), (585, 686440), (600, 669279), (650, 617796), (655, 613080), (780, 514830), (786, 510900), (900, 446186), (936, 429025), (975, 411864), (1048, 383175), (1170, 343220), (1179, 340600), (1300, 308898), (1310, 306540), (1560, 257415), (1572, 255450), (1703, 235800), (1800, 223093), (1950, 205932), (1965, 204360), (2340, 171610), (2358, 170300), (2600, 154449), (2620, 153270), (2925, 137288), (3144, 127725), (3275, 122616), (3406, 117900), (3900, 102966), (3930, 102180), (4680, 85805), (4716, 85150), (5109, 78600), (5240, 76635), (5850, 68644), (5895, 68120), (6550, 61308), (6812, 58950), (7800, 51483), (7860, 51090), (8515, 47160), (9432, 42575), (9825, 40872), (10218, 39300), (11700, 34322), (11790, 34060), (13100, 30654), (13624, 29475), (15327, 26200), (15720, 25545), (17030, 23580), (17161, 23400), (19650, 20436)]