91080220

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1$

素因数の和:129

約数の個数: 192

約数和(自身を含む): 261273600

約数和(自身を除く): 170193380

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 17, 20, 22, 28, 34, 35, 44, 49, 55, 68, 70, 71, 77, 85, 98, 110, 119, 140, 142, 154, 170, 187, 196, 220, 238, 245, 284, 308, 340, 343, 355, 374, 385, 476, 490, 497, 539, 595, 686, 710, 748, 770, 781, 833, 935, 980, 994, 1078, 1190, 1207, 1309, 1372, 1420, 1540, 1562, 1666, 1715, 1870, 1988, 2156, 2380, 2414, 2485, 2618, 2695, 3124, 3332, 3430, 3479, 3740, 3773, 3905, 4165, 4828, 4970, 5236, 5390, 5467, 5831, 6035, 6545, 6860, 6958, 7546, 7810, 8330, 8449, 9163, 9940, 10780, 10934, 11662, 12070, 13090, 13277, 13916, 15092, 15620, 16660, 16898, 17395, 18326, 18865, 21868, 23324, 24140, 24353, 26180, 26554, 27335, 29155, 33796, 34790, 36652, 37730, 38269, 42245, 45815, 48706, 53108, 54670, 58310, 59143, 64141, 66385, 69580, 75460, 76538, 84490, 91630, 92939, 97412, 109340, 116620, 118286, 121765, 128282, 132770, 153076, 168980, 183260, 185878, 191345, 236572, 243530, 256564, 265540, 267883, 295715, 320705, 371756, 382690, 414001, 464695, 487060, 535766, 591430, 641410, 650573, 765380, 828002, 929390, 1071532, 1182860, 1282820, 1301146, 1339415, 1656004, 1858780, 2070005, 2602292, 2678830, 3252865, 4140010, 4554011, 5357660, 6505730, 8280020, 9108022, 13011460, 18216044, 22770055, 45540110, 91080220]

約数ペア:

[(1, 91080220), (2, 45540110), (4, 22770055), (5, 18216044), (7, 13011460), (10, 9108022), (11, 8280020), (14, 6505730), (17, 5357660), (20, 4554011), (22, 4140010), (28, 3252865), (34, 2678830), (35, 2602292), (44, 2070005), (49, 1858780), (55, 1656004), (68, 1339415), (70, 1301146), (71, 1282820), (77, 1182860), (85, 1071532), (98, 929390), (110, 828002), (119, 765380), (140, 650573), (142, 641410), (154, 591430), (170, 535766), (187, 487060), (196, 464695), (220, 414001), (238, 382690), (245, 371756), (284, 320705), (308, 295715), (340, 267883), (343, 265540), (355, 256564), (374, 243530), (385, 236572), (476, 191345), (490, 185878), (497, 183260), (539, 168980), (595, 153076), (686, 132770), (710, 128282), (748, 121765), (770, 118286), (781, 116620), (833, 109340), (935, 97412), (980, 92939), (994, 91630), (1078, 84490), (1190, 76538), (1207, 75460), (1309, 69580), (1372, 66385), (1420, 64141), (1540, 59143), (1562, 58310), (1666, 54670), (1715, 53108), (1870, 48706), (1988, 45815), (2156, 42245), (2380, 38269), (2414, 37730), (2485, 36652), (2618, 34790), (2695, 33796), (3124, 29155), (3332, 27335), (3430, 26554), (3479, 26180), (3740, 24353), (3773, 24140), (3905, 23324), (4165, 21868), (4828, 18865), (4970, 18326), (5236, 17395), (5390, 16898), (5467, 16660), (5831, 15620), (6035, 15092), (6545, 13916), (6860, 13277), (6958, 13090), (7546, 12070), (7810, 11662), (8330, 10934), (8449, 10780), (9163, 9940)]