64895460

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{149}}^1$

素因数の和:246

約数の個数: 192

約数和(自身を含む): 224985600

約数和(自身を除く): 160090140

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 17, 20, 21, 28, 30, 34, 35, 42, 51, 60, 61, 68, 70, 84, 85, 102, 105, 119, 122, 140, 149, 170, 183, 204, 210, 238, 244, 255, 298, 305, 340, 357, 366, 420, 427, 447, 476, 510, 595, 596, 610, 714, 732, 745, 854, 894, 915, 1020, 1037, 1043, 1190, 1220, 1281, 1428, 1490, 1708, 1785, 1788, 1830, 2074, 2086, 2135, 2235, 2380, 2533, 2562, 2980, 3111, 3129, 3570, 3660, 4148, 4172, 4270, 4470, 5066, 5124, 5185, 5215, 6222, 6258, 6405, 7140, 7259, 7599, 8540, 8940, 9089, 10132, 10370, 10430, 12444, 12516, 12665, 12810, 14518, 15198, 15555, 15645, 17731, 18178, 20740, 20860, 21777, 25330, 25620, 27267, 29036, 30396, 31110, 31290, 35462, 36295, 36356, 37995, 43554, 45445, 50660, 53193, 54534, 62220, 62580, 63623, 70924, 72590, 75990, 87108, 88655, 90890, 106386, 108885, 109068, 127246, 136335, 145180, 151980, 154513, 177310, 181780, 190869, 212772, 217770, 254492, 265965, 272670, 309026, 318115, 354620, 381738, 435540, 463539, 531930, 545340, 618052, 636230, 763476, 772565, 927078, 954345, 1063860, 1081591, 1272460, 1545130, 1854156, 1908690, 2163182, 2317695, 3090260, 3244773, 3817380, 4326364, 4635390, 5407955, 6489546, 9270780, 10815910, 12979092, 16223865, 21631820, 32447730, 64895460]

約数ペア:

[(1, 64895460), (2, 32447730), (3, 21631820), (4, 16223865), (5, 12979092), (6, 10815910), (7, 9270780), (10, 6489546), (12, 5407955), (14, 4635390), (15, 4326364), (17, 3817380), (20, 3244773), (21, 3090260), (28, 2317695), (30, 2163182), (34, 1908690), (35, 1854156), (42, 1545130), (51, 1272460), (60, 1081591), (61, 1063860), (68, 954345), (70, 927078), (84, 772565), (85, 763476), (102, 636230), (105, 618052), (119, 545340), (122, 531930), (140, 463539), (149, 435540), (170, 381738), (183, 354620), (204, 318115), (210, 309026), (238, 272670), (244, 265965), (255, 254492), (298, 217770), (305, 212772), (340, 190869), (357, 181780), (366, 177310), (420, 154513), (427, 151980), (447, 145180), (476, 136335), (510, 127246), (595, 109068), (596, 108885), (610, 106386), (714, 90890), (732, 88655), (745, 87108), (854, 75990), (894, 72590), (915, 70924), (1020, 63623), (1037, 62580), (1043, 62220), (1190, 54534), (1220, 53193), (1281, 50660), (1428, 45445), (1490, 43554), (1708, 37995), (1785, 36356), (1788, 36295), (1830, 35462), (2074, 31290), (2086, 31110), (2135, 30396), (2235, 29036), (2380, 27267), (2533, 25620), (2562, 25330), (2980, 21777), (3111, 20860), (3129, 20740), (3570, 18178), (3660, 17731), (4148, 15645), (4172, 15555), (4270, 15198), (4470, 14518), (5066, 12810), (5124, 12665), (5185, 12516), (5215, 12444), (6222, 10430), (6258, 10370), (6405, 10132), (7140, 9089), (7259, 8940), (7599, 8540)]