18230940

素因数分解:

$2^2\times 3^3\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1$

素因数の和:98

約数の個数: 288

約数和(自身を含む): 72394560

約数和(自身を除く): 54163620

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 27, 28, 30, 35, 36, 39, 42, 45, 49, 52, 53, 54, 60, 63, 65, 70, 78, 84, 90, 91, 98, 105, 106, 108, 117, 126, 130, 135, 140, 147, 156, 159, 180, 182, 189, 195, 196, 210, 212, 234, 245, 252, 260, 265, 270, 273, 294, 315, 318, 351, 364, 371, 378, 390, 420, 441, 455, 468, 477, 490, 530, 540, 546, 585, 588, 630, 636, 637, 689, 702, 735, 742, 756, 780, 795, 819, 882, 910, 945, 954, 980, 1060, 1092, 1113, 1170, 1260, 1274, 1323, 1365, 1378, 1404, 1431, 1470, 1484, 1590, 1638, 1755, 1764, 1820, 1855, 1890, 1908, 1911, 2067, 2205, 2226, 2340, 2385, 2457, 2548, 2597, 2646, 2730, 2756, 2862, 2940, 3180, 3185, 3276, 3339, 3445, 3510, 3710, 3780, 3822, 4095, 4134, 4410, 4452, 4770, 4823, 4914, 5194, 5292, 5460, 5565, 5724, 5733, 6201, 6370, 6615, 6678, 6890, 7020, 7155, 7420, 7644, 7791, 8190, 8268, 8820, 9540, 9555, 9646, 9828, 10017, 10335, 10388, 11130, 11466, 12285, 12402, 12740, 12985, 13230, 13356, 13780, 14310, 14469, 15582, 16380, 16695, 17199, 18603, 19110, 19292, 20034, 20670, 22260, 22932, 23373, 24115, 24570, 24804, 25970, 26460, 28620, 28665, 28938, 31005, 31164, 33390, 33761, 34398, 37206, 38220, 38955, 40068, 41340, 43407, 46746, 48230, 49140, 50085, 51940, 57330, 57876, 62010, 66780, 67522, 68796, 70119, 72345, 74412, 77910, 85995, 86814, 93015, 93492, 96460, 100170, 101283, 114660, 116865, 124020, 130221, 135044, 140238, 144690, 155820, 168805, 171990, 173628, 186030, 200340, 202566, 217035, 233730, 260442, 280476, 289380, 303849, 337610, 343980, 350595, 372060, 405132, 434070, 467460, 506415, 520884, 607698, 651105, 675220, 701190, 868140, 911547, 1012830, 1215396, 1302210, 1402380, 1519245, 1823094, 2025660, 2604420, 3038490, 3646188, 4557735, 6076980, 9115470, 18230940]

約数ペア:

[(1, 18230940), (2, 9115470), (3, 6076980), (4, 4557735), (5, 3646188), (6, 3038490), (7, 2604420), (9, 2025660), (10, 1823094), (12, 1519245), (13, 1402380), (14, 1302210), (15, 1215396), (18, 1012830), (20, 911547), (21, 868140), (26, 701190), (27, 675220), (28, 651105), (30, 607698), (35, 520884), (36, 506415), (39, 467460), (42, 434070), (45, 405132), (49, 372060), (52, 350595), (53, 343980), (54, 337610), (60, 303849), (63, 289380), (65, 280476), (70, 260442), (78, 233730), (84, 217035), (90, 202566), (91, 200340), (98, 186030), (105, 173628), (106, 171990), (108, 168805), (117, 155820), (126, 144690), (130, 140238), (135, 135044), (140, 130221), (147, 124020), (156, 116865), (159, 114660), (180, 101283), (182, 100170), (189, 96460), (195, 93492), (196, 93015), (210, 86814), (212, 85995), (234, 77910), (245, 74412), (252, 72345), (260, 70119), (265, 68796), (270, 67522), (273, 66780), (294, 62010), (315, 57876), (318, 57330), (351, 51940), (364, 50085), (371, 49140), (378, 48230), (390, 46746), (420, 43407), (441, 41340), (455, 40068), (468, 38955), (477, 38220), (490, 37206), (530, 34398), (540, 33761), (546, 33390), (585, 31164), (588, 31005), (630, 28938), (636, 28665), (637, 28620), (689, 26460), (702, 25970), (735, 24804), (742, 24570), (756, 24115), (780, 23373), (795, 22932), (819, 22260), (882, 20670), (910, 20034), (945, 19292), (954, 19110), (980, 18603), (1060, 17199), (1092, 16695), (1113, 16380), (1170, 15582), (1260, 14469), (1274, 14310), (1323, 13780), (1365, 13356), (1378, 13230), (1404, 12985), (1431, 12740), (1470, 12402), (1484, 12285), (1590, 11466), (1638, 11130), (1755, 10388), (1764, 10335), (1820, 10017), (1855, 9828), (1890, 9646), (1908, 9555), (1911, 9540), (2067, 8820), (2205, 8268), (2226, 8190), (2340, 7791), (2385, 7644), (2457, 7420), (2548, 7155), (2597, 7020), (2646, 6890), (2730, 6678), (2756, 6615), (2862, 6370), (2940, 6201), (3180, 5733), (3185, 5724), (3276, 5565), (3339, 5460), (3445, 5292), (3510, 5194), (3710, 4914), (3780, 4823), (3822, 4770), (4095, 4452), (4134, 4410)]