421856700

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{181}}^1\times {\mathrm{457}}^1$

素因数の和:672

約数の個数: 144

約数和(自身を含む): 1302354144

約数和(自身を除く): 880497444

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 25, 30, 34, 50, 51, 60, 68, 75, 85, 100, 102, 150, 170, 181, 204, 255, 300, 340, 362, 425, 457, 510, 543, 724, 850, 905, 914, 1020, 1086, 1275, 1371, 1700, 1810, 1828, 2172, 2285, 2550, 2715, 2742, 3077, 3620, 4525, 4570, 5100, 5430, 5484, 6154, 6855, 7769, 9050, 9140, 9231, 10860, 11425, 12308, 13575, 13710, 15385, 15538, 18100, 18462, 22850, 23307, 27150, 27420, 30770, 31076, 34275, 36924, 38845, 45700, 46155, 46614, 54300, 61540, 68550, 76925, 77690, 82717, 92310, 93228, 116535, 137100, 153850, 155380, 165434, 184620, 194225, 230775, 233070, 248151, 307700, 330868, 388450, 413585, 461550, 466140, 496302, 582675, 776900, 827170, 923100, 992604, 1165350, 1240755, 1406189, 1654340, 2067925, 2330700, 2481510, 2812378, 4135850, 4218567, 4963020, 5624756, 6203775, 7030945, 8271700, 8437134, 12407550, 14061890, 16874268, 21092835, 24815100, 28123780, 35154725, 42185670, 70309450, 84371340, 105464175, 140618900, 210928350, 421856700]

約数ペア:

[(1, 421856700), (2, 210928350), (3, 140618900), (4, 105464175), (5, 84371340), (6, 70309450), (10, 42185670), (12, 35154725), (15, 28123780), (17, 24815100), (20, 21092835), (25, 16874268), (30, 14061890), (34, 12407550), (50, 8437134), (51, 8271700), (60, 7030945), (68, 6203775), (75, 5624756), (85, 4963020), (100, 4218567), (102, 4135850), (150, 2812378), (170, 2481510), (181, 2330700), (204, 2067925), (255, 1654340), (300, 1406189), (340, 1240755), (362, 1165350), (425, 992604), (457, 923100), (510, 827170), (543, 776900), (724, 582675), (850, 496302), (905, 466140), (914, 461550), (1020, 413585), (1086, 388450), (1275, 330868), (1371, 307700), (1700, 248151), (1810, 233070), (1828, 230775), (2172, 194225), (2285, 184620), (2550, 165434), (2715, 155380), (2742, 153850), (3077, 137100), (3620, 116535), (4525, 93228), (4570, 92310), (5100, 82717), (5430, 77690), (5484, 76925), (6154, 68550), (6855, 61540), (7769, 54300), (9050, 46614), (9140, 46155), (9231, 45700), (10860, 38845), (11425, 36924), (12308, 34275), (13575, 31076), (13710, 30770), (15385, 27420), (15538, 27150), (18100, 23307), (18462, 22850)]