20218673580

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{69067}}^1$

素因数の和:69144

約数の個数: 192

約数和(自身を含む): 70177508352

約数和(自身を除く): 49958834772

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 17, 20, 21, 28, 30, 34, 35, 41, 42, 51, 60, 68, 70, 82, 84, 85, 102, 105, 119, 123, 140, 164, 170, 204, 205, 210, 238, 246, 255, 287, 340, 357, 410, 420, 476, 492, 510, 574, 595, 615, 697, 714, 820, 861, 1020, 1148, 1190, 1230, 1394, 1428, 1435, 1722, 1785, 2091, 2380, 2460, 2788, 2870, 3444, 3485, 3570, 4182, 4305, 4879, 5740, 6970, 7140, 8364, 8610, 9758, 10455, 13940, 14637, 17220, 19516, 20910, 24395, 29274, 41820, 48790, 58548, 69067, 73185, 97580, 138134, 146370, 207201, 276268, 292740, 345335, 414402, 483469, 690670, 828804, 966938, 1036005, 1174139, 1381340, 1450407, 1933876, 2072010, 2348278, 2417345, 2831747, 2900814, 3522417, 4144020, 4696556, 4834690, 5663494, 5801628, 5870695, 7044834, 7252035, 8218973, 8495241, 9669380, 11326988, 11741390, 14089668, 14158735, 14504070, 16437946, 16990482, 17612085, 19822229, 23482780, 24656919, 28317470, 29008140, 32875892, 33980964, 35224170, 39644458, 41094865, 42476205, 48139699, 49313838, 56634940, 59466687, 70448340, 79288916, 82189730, 84952410, 96279398, 98627676, 99111145, 118933374, 123284595, 144419097, 164379460, 169904820, 192558796, 198222290, 237866748, 240698495, 246569190, 288838194, 297333435, 336977893, 396444580, 481396990, 493138380, 577676388, 594666870, 673955786, 722095485, 962793980, 1010933679, 1189333740, 1347911572, 1444190970, 1684889465, 2021867358, 2888381940, 3369778930, 4043734716, 5054668395, 6739557860, 10109336790, 20218673580]

約数ペア:

[(1, 20218673580), (2, 10109336790), (3, 6739557860), (4, 5054668395), (5, 4043734716), (6, 3369778930), (7, 2888381940), (10, 2021867358), (12, 1684889465), (14, 1444190970), (15, 1347911572), (17, 1189333740), (20, 1010933679), (21, 962793980), (28, 722095485), (30, 673955786), (34, 594666870), (35, 577676388), (41, 493138380), (42, 481396990), (51, 396444580), (60, 336977893), (68, 297333435), (70, 288838194), (82, 246569190), (84, 240698495), (85, 237866748), (102, 198222290), (105, 192558796), (119, 169904820), (123, 164379460), (140, 144419097), (164, 123284595), (170, 118933374), (204, 99111145), (205, 98627676), (210, 96279398), (238, 84952410), (246, 82189730), (255, 79288916), (287, 70448340), (340, 59466687), (357, 56634940), (410, 49313838), (420, 48139699), (476, 42476205), (492, 41094865), (510, 39644458), (574, 35224170), (595, 33980964), (615, 32875892), (697, 29008140), (714, 28317470), (820, 24656919), (861, 23482780), (1020, 19822229), (1148, 17612085), (1190, 16990482), (1230, 16437946), (1394, 14504070), (1428, 14158735), (1435, 14089668), (1722, 11741390), (1785, 11326988), (2091, 9669380), (2380, 8495241), (2460, 8218973), (2788, 7252035), (2870, 7044834), (3444, 5870695), (3485, 5801628), (3570, 5663494), (4182, 4834690), (4305, 4696556), (4879, 4144020), (5740, 3522417), (6970, 2900814), (7140, 2831747), (8364, 2417345), (8610, 2348278), (9758, 2072010), (10455, 1933876), (13940, 1450407), (14637, 1381340), (17220, 1174139), (19516, 1036005), (20910, 966938), (24395, 828804), (29274, 690670), (41820, 483469), (48790, 414402), (58548, 345335), (69067, 292740), (73185, 276268), (97580, 207201), (138134, 146370)]