251436240

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{599}}^1$

素因数の和:682

約数の個数: 240

約数和(自身を含む): 940118400

約数和(自身を除く): 688682160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 48, 53, 55, 60, 66, 72, 80, 88, 90, 99, 106, 110, 120, 132, 144, 159, 165, 176, 180, 198, 212, 220, 240, 264, 265, 318, 330, 360, 396, 424, 440, 477, 495, 528, 530, 583, 599, 636, 660, 720, 792, 795, 848, 880, 954, 990, 1060, 1166, 1198, 1272, 1320, 1584, 1590, 1749, 1797, 1908, 1980, 2120, 2332, 2385, 2396, 2544, 2640, 2915, 2995, 3180, 3498, 3594, 3816, 3960, 4240, 4664, 4770, 4792, 5247, 5391, 5830, 5990, 6360, 6589, 6996, 7188, 7632, 7920, 8745, 8985, 9328, 9540, 9584, 10494, 10782, 11660, 11980, 12720, 13178, 13992, 14376, 17490, 17970, 19080, 19767, 20988, 21564, 23320, 23960, 26235, 26356, 26955, 27984, 28752, 31747, 32945, 34980, 35940, 38160, 39534, 41976, 43128, 46640, 47920, 52470, 52712, 53910, 59301, 63494, 65890, 69960, 71880, 79068, 83952, 86256, 95241, 98835, 104940, 105424, 107820, 118602, 126988, 131780, 139920, 143760, 158136, 158735, 190482, 197670, 209880, 215640, 237204, 253976, 263560, 285723, 296505, 316272, 317470, 349217, 380964, 395340, 419760, 431280, 474408, 476205, 507952, 527120, 571446, 593010, 634940, 698434, 761928, 790680, 948816, 952410, 1047651, 1142892, 1186020, 1269880, 1396868, 1428615, 1523856, 1581360, 1746085, 1904820, 2095302, 2285784, 2372040, 2539760, 2793736, 2857230, 3142953, 3492170, 3809640, 4190604, 4571568, 4744080, 5238255, 5587472, 5714460, 6285906, 6984340, 7619280, 8381208, 10476510, 11428920, 12571812, 13968680, 15714765, 16762416, 20953020, 22857840, 25143624, 27937360, 31429530, 41906040, 50287248, 62859060, 83812080, 125718120, 251436240]

約数ペア:

[(1, 251436240), (2, 125718120), (3, 83812080), (4, 62859060), (5, 50287248), (6, 41906040), (8, 31429530), (9, 27937360), (10, 25143624), (11, 22857840), (12, 20953020), (15, 16762416), (16, 15714765), (18, 13968680), (20, 12571812), (22, 11428920), (24, 10476510), (30, 8381208), (33, 7619280), (36, 6984340), (40, 6285906), (44, 5714460), (45, 5587472), (48, 5238255), (53, 4744080), (55, 4571568), (60, 4190604), (66, 3809640), (72, 3492170), (80, 3142953), (88, 2857230), (90, 2793736), (99, 2539760), (106, 2372040), (110, 2285784), (120, 2095302), (132, 1904820), (144, 1746085), (159, 1581360), (165, 1523856), (176, 1428615), (180, 1396868), (198, 1269880), (212, 1186020), (220, 1142892), (240, 1047651), (264, 952410), (265, 948816), (318, 790680), (330, 761928), (360, 698434), (396, 634940), (424, 593010), (440, 571446), (477, 527120), (495, 507952), (528, 476205), (530, 474408), (583, 431280), (599, 419760), (636, 395340), (660, 380964), (720, 349217), (792, 317470), (795, 316272), (848, 296505), (880, 285723), (954, 263560), (990, 253976), (1060, 237204), (1166, 215640), (1198, 209880), (1272, 197670), (1320, 190482), (1584, 158735), (1590, 158136), (1749, 143760), (1797, 139920), (1908, 131780), (1980, 126988), (2120, 118602), (2332, 107820), (2385, 105424), (2396, 104940), (2544, 98835), (2640, 95241), (2915, 86256), (2995, 83952), (3180, 79068), (3498, 71880), (3594, 69960), (3816, 65890), (3960, 63494), (4240, 59301), (4664, 53910), (4770, 52712), (4792, 52470), (5247, 47920), (5391, 46640), (5830, 43128), (5990, 41976), (6360, 39534), (6589, 38160), (6996, 35940), (7188, 34980), (7632, 32945), (7920, 31747), (8745, 28752), (8985, 27984), (9328, 26955), (9540, 26356), (9584, 26235), (10494, 23960), (10782, 23320), (11660, 21564), (11980, 20988), (12720, 19767), (13178, 19080), (13992, 17970), (14376, 17490)]