1287996840

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{16189}}^1$

素因数の和:16236

約数の個数: 192

約数和(自身を含む): 4773459600

約数和(自身を除く): 3485462760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 17, 18, 20, 24, 26, 30, 34, 36, 39, 40, 45, 51, 52, 60, 65, 68, 72, 78, 85, 90, 102, 104, 117, 120, 130, 136, 153, 156, 170, 180, 195, 204, 221, 234, 255, 260, 306, 312, 340, 360, 390, 408, 442, 468, 510, 520, 585, 612, 663, 680, 765, 780, 884, 936, 1020, 1105, 1170, 1224, 1326, 1530, 1560, 1768, 1989, 2040, 2210, 2340, 2652, 3060, 3315, 3978, 4420, 4680, 5304, 6120, 6630, 7956, 8840, 9945, 13260, 15912, 16189, 19890, 26520, 32378, 39780, 48567, 64756, 79560, 80945, 97134, 129512, 145701, 161890, 194268, 210457, 242835, 275213, 291402, 323780, 388536, 420914, 485670, 550426, 582804, 631371, 647560, 728505, 825639, 841828, 971340, 1052285, 1100852, 1165608, 1262742, 1376065, 1457010, 1651278, 1683656, 1894113, 1942680, 2104570, 2201704, 2476917, 2525484, 2752130, 2914020, 3156855, 3302556, 3577769, 3788226, 4128195, 4209140, 4953834, 5050968, 5504260, 5828040, 6313710, 6605112, 7155538, 7576452, 8256390, 8418280, 9470565, 9907668, 10733307, 11008520, 12384585, 12627420, 14311076, 15152904, 16512780, 17888845, 18941130, 19815336, 21466614, 24769170, 25254840, 28622152, 32199921, 33025560, 35777690, 37882260, 42933228, 49538340, 53666535, 64399842, 71555380, 75764520, 85866456, 99076680, 107333070, 128799684, 143110760, 160999605, 214666140, 257599368, 321999210, 429332280, 643998420, 1287996840]

約数ペア:

[(1, 1287996840), (2, 643998420), (3, 429332280), (4, 321999210), (5, 257599368), (6, 214666140), (8, 160999605), (9, 143110760), (10, 128799684), (12, 107333070), (13, 99076680), (15, 85866456), (17, 75764520), (18, 71555380), (20, 64399842), (24, 53666535), (26, 49538340), (30, 42933228), (34, 37882260), (36, 35777690), (39, 33025560), (40, 32199921), (45, 28622152), (51, 25254840), (52, 24769170), (60, 21466614), (65, 19815336), (68, 18941130), (72, 17888845), (78, 16512780), (85, 15152904), (90, 14311076), (102, 12627420), (104, 12384585), (117, 11008520), (120, 10733307), (130, 9907668), (136, 9470565), (153, 8418280), (156, 8256390), (170, 7576452), (180, 7155538), (195, 6605112), (204, 6313710), (221, 5828040), (234, 5504260), (255, 5050968), (260, 4953834), (306, 4209140), (312, 4128195), (340, 3788226), (360, 3577769), (390, 3302556), (408, 3156855), (442, 2914020), (468, 2752130), (510, 2525484), (520, 2476917), (585, 2201704), (612, 2104570), (663, 1942680), (680, 1894113), (765, 1683656), (780, 1651278), (884, 1457010), (936, 1376065), (1020, 1262742), (1105, 1165608), (1170, 1100852), (1224, 1052285), (1326, 971340), (1530, 841828), (1560, 825639), (1768, 728505), (1989, 647560), (2040, 631371), (2210, 582804), (2340, 550426), (2652, 485670), (3060, 420914), (3315, 388536), (3978, 323780), (4420, 291402), (4680, 275213), (5304, 242835), (6120, 210457), (6630, 194268), (7956, 161890), (8840, 145701), (9945, 129512), (13260, 97134), (15912, 80945), (16189, 79560), (19890, 64756), (26520, 48567), (32378, 39780)]