51271830

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1$

素因数の和:131

約数の個数: 192

約数和(自身を含む): 155271168

約数和(自身を除く): 103999338

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 23, 30, 31, 34, 45, 46, 47, 51, 62, 69, 85, 90, 93, 94, 102, 115, 138, 141, 153, 155, 170, 186, 207, 230, 235, 255, 279, 282, 306, 310, 345, 391, 414, 423, 465, 470, 510, 527, 558, 690, 705, 713, 765, 782, 799, 846, 930, 1035, 1054, 1081, 1173, 1395, 1410, 1426, 1457, 1530, 1581, 1598, 1955, 2070, 2115, 2139, 2162, 2346, 2397, 2635, 2790, 2914, 3162, 3243, 3519, 3565, 3910, 3995, 4230, 4278, 4371, 4743, 4794, 5270, 5405, 5865, 6417, 6486, 7038, 7130, 7191, 7285, 7905, 7990, 8742, 9486, 9729, 10695, 10810, 11730, 11985, 12121, 12834, 13113, 14382, 14570, 15810, 16215, 17595, 18377, 19458, 21390, 21855, 23715, 23970, 24242, 24769, 26226, 32085, 32430, 33511, 35190, 35955, 36363, 36754, 43710, 47430, 48645, 49538, 55131, 60605, 64170, 65565, 67022, 71910, 72726, 74307, 91885, 97290, 100533, 109089, 110262, 121210, 123845, 131130, 148614, 165393, 167555, 181815, 183770, 201066, 218178, 222921, 247690, 275655, 301599, 330786, 335110, 363630, 371535, 445842, 502665, 545445, 551310, 569687, 603198, 743070, 826965, 1005330, 1090890, 1114605, 1139374, 1507995, 1653930, 1709061, 2229210, 2848435, 3015990, 3418122, 5127183, 5696870, 8545305, 10254366, 17090610, 25635915, 51271830]

約数ペア:

[(1, 51271830), (2, 25635915), (3, 17090610), (5, 10254366), (6, 8545305), (9, 5696870), (10, 5127183), (15, 3418122), (17, 3015990), (18, 2848435), (23, 2229210), (30, 1709061), (31, 1653930), (34, 1507995), (45, 1139374), (46, 1114605), (47, 1090890), (51, 1005330), (62, 826965), (69, 743070), (85, 603198), (90, 569687), (93, 551310), (94, 545445), (102, 502665), (115, 445842), (138, 371535), (141, 363630), (153, 335110), (155, 330786), (170, 301599), (186, 275655), (207, 247690), (230, 222921), (235, 218178), (255, 201066), (279, 183770), (282, 181815), (306, 167555), (310, 165393), (345, 148614), (391, 131130), (414, 123845), (423, 121210), (465, 110262), (470, 109089), (510, 100533), (527, 97290), (558, 91885), (690, 74307), (705, 72726), (713, 71910), (765, 67022), (782, 65565), (799, 64170), (846, 60605), (930, 55131), (1035, 49538), (1054, 48645), (1081, 47430), (1173, 43710), (1395, 36754), (1410, 36363), (1426, 35955), (1457, 35190), (1530, 33511), (1581, 32430), (1598, 32085), (1955, 26226), (2070, 24769), (2115, 24242), (2139, 23970), (2162, 23715), (2346, 21855), (2397, 21390), (2635, 19458), (2790, 18377), (2914, 17595), (3162, 16215), (3243, 15810), (3519, 14570), (3565, 14382), (3910, 13113), (3995, 12834), (4230, 12121), (4278, 11985), (4371, 11730), (4743, 10810), (4794, 10695), (5270, 9729), (5405, 9486), (5865, 8742), (6417, 7990), (6486, 7905), (7038, 7285), (7130, 7191)]