657490470

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{457}}^1$

素因数の和:535

約数の個数: 256

約数和(自身を含む): 2127347712

約数和(自身を除く): 1469857242

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 17, 21, 26, 30, 31, 34, 35, 39, 42, 51, 62, 65, 70, 78, 85, 91, 93, 102, 105, 119, 130, 155, 170, 182, 186, 195, 210, 217, 221, 238, 255, 273, 310, 357, 390, 403, 434, 442, 455, 457, 465, 510, 527, 546, 595, 651, 663, 714, 806, 910, 914, 930, 1054, 1085, 1105, 1190, 1209, 1302, 1326, 1365, 1371, 1547, 1581, 1785, 2015, 2170, 2210, 2285, 2418, 2635, 2730, 2742, 2821, 3094, 3162, 3199, 3255, 3315, 3570, 3689, 4030, 4570, 4641, 5270, 5642, 5941, 6045, 6398, 6510, 6630, 6851, 6855, 7378, 7735, 7769, 7905, 8463, 9282, 9597, 11067, 11882, 12090, 13702, 13710, 14105, 14167, 15470, 15538, 15810, 15995, 16926, 17823, 18445, 19194, 20553, 22134, 23205, 23307, 28210, 28334, 29705, 31990, 34255, 35646, 36890, 38845, 41106, 41587, 42315, 42501, 46410, 46614, 47957, 47985, 54383, 55335, 59410, 68510, 70835, 77690, 83174, 84630, 85002, 89115, 95914, 95970, 99169, 100997, 102765, 108766, 110670, 116535, 124761, 141670, 143871, 163149, 178230, 184171, 198338, 201994, 205530, 207935, 212505, 233070, 239785, 240839, 249522, 271915, 287742, 297507, 302991, 326298, 368342, 415870, 425010, 479570, 481678, 495845, 504985, 543830, 552513, 595014, 605982, 623805, 706979, 719355, 722517, 815745, 920855, 991690, 1009970, 1105026, 1204195, 1247610, 1289197, 1413958, 1438710, 1445034, 1487535, 1514955, 1631490, 1685873, 1841710, 2120937, 2408390, 2578394, 2762565, 2975070, 3029910, 3130907, 3371746, 3534895, 3612585, 3867591, 4241874, 5057619, 5525130, 6261814, 6445985, 7069790, 7225170, 7735182, 8429365, 9392721, 10115238, 10604685, 12891970, 15654535, 16858730, 18785442, 19337955, 21209370, 21916349, 25288095, 31309070, 38675910, 43832698, 46963605, 50576190, 65749047, 93927210, 109581745, 131498094, 219163490, 328745235, 657490470]

約数ペア:

[(1, 657490470), (2, 328745235), (3, 219163490), (5, 131498094), (6, 109581745), (7, 93927210), (10, 65749047), (13, 50576190), (14, 46963605), (15, 43832698), (17, 38675910), (21, 31309070), (26, 25288095), (30, 21916349), (31, 21209370), (34, 19337955), (35, 18785442), (39, 16858730), (42, 15654535), (51, 12891970), (62, 10604685), (65, 10115238), (70, 9392721), (78, 8429365), (85, 7735182), (91, 7225170), (93, 7069790), (102, 6445985), (105, 6261814), (119, 5525130), (130, 5057619), (155, 4241874), (170, 3867591), (182, 3612585), (186, 3534895), (195, 3371746), (210, 3130907), (217, 3029910), (221, 2975070), (238, 2762565), (255, 2578394), (273, 2408390), (310, 2120937), (357, 1841710), (390, 1685873), (403, 1631490), (434, 1514955), (442, 1487535), (455, 1445034), (457, 1438710), (465, 1413958), (510, 1289197), (527, 1247610), (546, 1204195), (595, 1105026), (651, 1009970), (663, 991690), (714, 920855), (806, 815745), (910, 722517), (914, 719355), (930, 706979), (1054, 623805), (1085, 605982), (1105, 595014), (1190, 552513), (1209, 543830), (1302, 504985), (1326, 495845), (1365, 481678), (1371, 479570), (1547, 425010), (1581, 415870), (1785, 368342), (2015, 326298), (2170, 302991), (2210, 297507), (2285, 287742), (2418, 271915), (2635, 249522), (2730, 240839), (2742, 239785), (2821, 233070), (3094, 212505), (3162, 207935), (3199, 205530), (3255, 201994), (3315, 198338), (3570, 184171), (3689, 178230), (4030, 163149), (4570, 143871), (4641, 141670), (5270, 124761), (5642, 116535), (5941, 110670), (6045, 108766), (6398, 102765), (6510, 100997), (6630, 99169), (6851, 95970), (6855, 95914), (7378, 89115), (7735, 85002), (7769, 84630), (7905, 83174), (8463, 77690), (9282, 70835), (9597, 68510), (11067, 59410), (11882, 55335), (12090, 54383), (13702, 47985), (13710, 47957), (14105, 46614), (14167, 46410), (15470, 42501), (15538, 42315), (15810, 41587), (15995, 41106), (16926, 38845), (17823, 36890), (18445, 35646), (19194, 34255), (20553, 31990), (22134, 29705), (23205, 28334), (23307, 28210)]