178328430

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{397}}^1$

素因数の和:471

約数の個数: 192

約数和(自身を含む): 572203008

約数和(自身を除く): 393874578

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 23, 30, 31, 35, 42, 45, 46, 62, 63, 69, 70, 90, 93, 105, 115, 126, 138, 155, 161, 186, 207, 210, 217, 230, 279, 310, 315, 322, 345, 397, 414, 434, 465, 483, 558, 630, 651, 690, 713, 794, 805, 930, 966, 1035, 1085, 1191, 1302, 1395, 1426, 1449, 1610, 1953, 1985, 2070, 2139, 2170, 2382, 2415, 2779, 2790, 2898, 3255, 3565, 3573, 3906, 3970, 4278, 4830, 4991, 5558, 5955, 6417, 6510, 7130, 7146, 7245, 8337, 9131, 9765, 9982, 10695, 11910, 12307, 12834, 13895, 14490, 14973, 16674, 17865, 18262, 19530, 21390, 24614, 24955, 25011, 27393, 27790, 29946, 32085, 35730, 36921, 41685, 44919, 45655, 49910, 50022, 54786, 61535, 63917, 64170, 73842, 74865, 82179, 83370, 86149, 89838, 91310, 110763, 123070, 125055, 127834, 136965, 149730, 164358, 172298, 184605, 191751, 221526, 224595, 250110, 258447, 273930, 283061, 319585, 369210, 383502, 410895, 430745, 449190, 516894, 553815, 566122, 575253, 639170, 775341, 821790, 849183, 861490, 958755, 1107630, 1150506, 1292235, 1415305, 1550682, 1698366, 1917510, 1981427, 2547549, 2584470, 2830610, 2876265, 3876705, 3962854, 4245915, 5095098, 5752530, 5944281, 7753410, 8491830, 9907135, 11888562, 12737745, 17832843, 19814270, 25475490, 29721405, 35665686, 59442810, 89164215, 178328430]

約数ペア:

[(1, 178328430), (2, 89164215), (3, 59442810), (5, 35665686), (6, 29721405), (7, 25475490), (9, 19814270), (10, 17832843), (14, 12737745), (15, 11888562), (18, 9907135), (21, 8491830), (23, 7753410), (30, 5944281), (31, 5752530), (35, 5095098), (42, 4245915), (45, 3962854), (46, 3876705), (62, 2876265), (63, 2830610), (69, 2584470), (70, 2547549), (90, 1981427), (93, 1917510), (105, 1698366), (115, 1550682), (126, 1415305), (138, 1292235), (155, 1150506), (161, 1107630), (186, 958755), (207, 861490), (210, 849183), (217, 821790), (230, 775341), (279, 639170), (310, 575253), (315, 566122), (322, 553815), (345, 516894), (397, 449190), (414, 430745), (434, 410895), (465, 383502), (483, 369210), (558, 319585), (630, 283061), (651, 273930), (690, 258447), (713, 250110), (794, 224595), (805, 221526), (930, 191751), (966, 184605), (1035, 172298), (1085, 164358), (1191, 149730), (1302, 136965), (1395, 127834), (1426, 125055), (1449, 123070), (1610, 110763), (1953, 91310), (1985, 89838), (2070, 86149), (2139, 83370), (2170, 82179), (2382, 74865), (2415, 73842), (2779, 64170), (2790, 63917), (2898, 61535), (3255, 54786), (3565, 50022), (3573, 49910), (3906, 45655), (3970, 44919), (4278, 41685), (4830, 36921), (4991, 35730), (5558, 32085), (5955, 29946), (6417, 27790), (6510, 27393), (7130, 25011), (7146, 24955), (7245, 24614), (8337, 21390), (9131, 19530), (9765, 18262), (9982, 17865), (10695, 16674), (11910, 14973), (12307, 14490), (12834, 13895)]