243974640

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{11171}}^1$

素因数の和:11207

約数の個数: 160

約数和(自身を含む): 930940416

約数和(自身を除く): 686965776

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 48, 52, 56, 60, 65, 70, 78, 80, 84, 91, 104, 105, 112, 120, 130, 140, 156, 168, 182, 195, 208, 210, 240, 260, 273, 280, 312, 336, 364, 390, 420, 455, 520, 546, 560, 624, 728, 780, 840, 910, 1040, 1092, 1365, 1456, 1560, 1680, 1820, 2184, 2730, 3120, 3640, 4368, 5460, 7280, 10920, 11171, 21840, 22342, 33513, 44684, 55855, 67026, 78197, 89368, 111710, 134052, 145223, 156394, 167565, 178736, 223420, 234591, 268104, 290446, 312788, 335130, 390985, 435669, 446840, 469182, 536208, 580892, 625576, 670260, 726115, 781970, 871338, 893680, 938364, 1016561, 1161784, 1172955, 1251152, 1340520, 1452230, 1563940, 1742676, 1876728, 2033122, 2178345, 2323568, 2345910, 2681040, 2904460, 3049683, 3127880, 3485352, 3753456, 4066244, 4356690, 4691820, 5082805, 5808920, 6099366, 6255760, 6970704, 8132488, 8713380, 9383640, 10165610, 11617840, 12198732, 15248415, 16264976, 17426760, 18767280, 20331220, 24397464, 30496830, 34853520, 40662440, 48794928, 60993660, 81324880, 121987320, 243974640]

約数ペア:

[(1, 243974640), (2, 121987320), (3, 81324880), (4, 60993660), (5, 48794928), (6, 40662440), (7, 34853520), (8, 30496830), (10, 24397464), (12, 20331220), (13, 18767280), (14, 17426760), (15, 16264976), (16, 15248415), (20, 12198732), (21, 11617840), (24, 10165610), (26, 9383640), (28, 8713380), (30, 8132488), (35, 6970704), (39, 6255760), (40, 6099366), (42, 5808920), (48, 5082805), (52, 4691820), (56, 4356690), (60, 4066244), (65, 3753456), (70, 3485352), (78, 3127880), (80, 3049683), (84, 2904460), (91, 2681040), (104, 2345910), (105, 2323568), (112, 2178345), (120, 2033122), (130, 1876728), (140, 1742676), (156, 1563940), (168, 1452230), (182, 1340520), (195, 1251152), (208, 1172955), (210, 1161784), (240, 1016561), (260, 938364), (273, 893680), (280, 871338), (312, 781970), (336, 726115), (364, 670260), (390, 625576), (420, 580892), (455, 536208), (520, 469182), (546, 446840), (560, 435669), (624, 390985), (728, 335130), (780, 312788), (840, 290446), (910, 268104), (1040, 234591), (1092, 223420), (1365, 178736), (1456, 167565), (1560, 156394), (1680, 145223), (1820, 134052), (2184, 111710), (2730, 89368), (3120, 78197), (3640, 67026), (4368, 55855), (5460, 44684), (7280, 33513), (10920, 22342), (11171, 21840)]