17776220

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1$

素因数の和:148

約数の個数: 144

約数和(自身を含む): 50676192

約数和(自身を除く): 32899972

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 17, 20, 22, 28, 34, 35, 44, 49, 55, 68, 70, 77, 85, 97, 98, 110, 119, 140, 154, 170, 187, 194, 196, 220, 238, 245, 308, 340, 374, 385, 388, 476, 485, 490, 539, 595, 679, 748, 770, 833, 935, 970, 980, 1067, 1078, 1190, 1309, 1358, 1540, 1649, 1666, 1870, 1940, 2134, 2156, 2380, 2618, 2695, 2716, 3298, 3332, 3395, 3740, 4165, 4268, 4753, 5236, 5335, 5390, 6545, 6596, 6790, 7469, 8245, 8330, 9163, 9506, 10670, 10780, 11543, 13090, 13580, 14938, 16490, 16660, 18139, 18326, 19012, 21340, 23086, 23765, 26180, 29876, 32980, 36278, 36652, 37345, 45815, 46172, 47530, 52283, 57715, 72556, 74690, 80801, 90695, 91630, 95060, 104566, 115430, 126973, 149380, 161602, 181390, 183260, 209132, 230860, 253946, 261415, 323204, 362780, 404005, 507892, 522830, 634865, 808010, 888811, 1045660, 1269730, 1616020, 1777622, 2539460, 3555244, 4444055, 8888110, 17776220]

約数ペア:

[(1, 17776220), (2, 8888110), (4, 4444055), (5, 3555244), (7, 2539460), (10, 1777622), (11, 1616020), (14, 1269730), (17, 1045660), (20, 888811), (22, 808010), (28, 634865), (34, 522830), (35, 507892), (44, 404005), (49, 362780), (55, 323204), (68, 261415), (70, 253946), (77, 230860), (85, 209132), (97, 183260), (98, 181390), (110, 161602), (119, 149380), (140, 126973), (154, 115430), (170, 104566), (187, 95060), (194, 91630), (196, 90695), (220, 80801), (238, 74690), (245, 72556), (308, 57715), (340, 52283), (374, 47530), (385, 46172), (388, 45815), (476, 37345), (485, 36652), (490, 36278), (539, 32980), (595, 29876), (679, 26180), (748, 23765), (770, 23086), (833, 21340), (935, 19012), (970, 18326), (980, 18139), (1067, 16660), (1078, 16490), (1190, 14938), (1309, 13580), (1358, 13090), (1540, 11543), (1649, 10780), (1666, 10670), (1870, 9506), (1940, 9163), (2134, 8330), (2156, 8245), (2380, 7469), (2618, 6790), (2695, 6596), (2716, 6545), (3298, 5390), (3332, 5335), (3395, 5236), (3740, 4753), (4165, 4268)]