19906320

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{41}}^1$

素因数の和:98

約数の個数: 240

約数和(自身を含む): 76745088

約数和(自身を除く): 56838768

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 17, 20, 21, 24, 28, 30, 34, 35, 40, 41, 42, 48, 51, 56, 60, 68, 70, 80, 82, 84, 85, 102, 105, 112, 119, 120, 123, 136, 140, 164, 168, 170, 204, 205, 210, 238, 240, 246, 255, 272, 280, 287, 289, 328, 336, 340, 357, 408, 410, 420, 476, 492, 510, 560, 574, 578, 595, 615, 656, 680, 697, 714, 816, 820, 840, 861, 867, 952, 984, 1020, 1148, 1156, 1190, 1230, 1360, 1394, 1428, 1435, 1445, 1640, 1680, 1722, 1734, 1785, 1904, 1968, 2023, 2040, 2091, 2296, 2312, 2380, 2460, 2788, 2856, 2870, 2890, 3280, 3444, 3468, 3485, 3570, 4046, 4080, 4182, 4305, 4335, 4592, 4624, 4760, 4879, 4920, 5576, 5712, 5740, 5780, 6069, 6888, 6936, 6970, 7140, 8092, 8364, 8610, 8670, 9520, 9758, 9840, 10115, 10455, 11152, 11480, 11560, 11849, 12138, 13776, 13872, 13940, 14280, 14637, 16184, 16728, 17220, 17340, 19516, 20230, 20910, 22960, 23120, 23698, 24276, 24395, 27880, 28560, 29274, 30345, 32368, 33456, 34440, 34680, 35547, 39032, 40460, 41820, 47396, 48552, 48790, 55760, 58548, 59245, 60690, 68880, 69360, 71094, 73185, 78064, 80920, 82943, 83640, 94792, 97104, 97580, 117096, 118490, 121380, 142188, 146370, 161840, 165886, 167280, 177735, 189584, 195160, 234192, 236980, 242760, 248829, 284376, 292740, 331772, 355470, 390320, 414715, 473960, 485520, 497658, 568752, 585480, 663544, 710940, 829430, 947920, 995316, 1170960, 1244145, 1327088, 1421880, 1658860, 1990632, 2488290, 2843760, 3317720, 3981264, 4976580, 6635440, 9953160, 19906320]

約数ペア:

[(1, 19906320), (2, 9953160), (3, 6635440), (4, 4976580), (5, 3981264), (6, 3317720), (7, 2843760), (8, 2488290), (10, 1990632), (12, 1658860), (14, 1421880), (15, 1327088), (16, 1244145), (17, 1170960), (20, 995316), (21, 947920), (24, 829430), (28, 710940), (30, 663544), (34, 585480), (35, 568752), (40, 497658), (41, 485520), (42, 473960), (48, 414715), (51, 390320), (56, 355470), (60, 331772), (68, 292740), (70, 284376), (80, 248829), (82, 242760), (84, 236980), (85, 234192), (102, 195160), (105, 189584), (112, 177735), (119, 167280), (120, 165886), (123, 161840), (136, 146370), (140, 142188), (164, 121380), (168, 118490), (170, 117096), (204, 97580), (205, 97104), (210, 94792), (238, 83640), (240, 82943), (246, 80920), (255, 78064), (272, 73185), (280, 71094), (287, 69360), (289, 68880), (328, 60690), (336, 59245), (340, 58548), (357, 55760), (408, 48790), (410, 48552), (420, 47396), (476, 41820), (492, 40460), (510, 39032), (560, 35547), (574, 34680), (578, 34440), (595, 33456), (615, 32368), (656, 30345), (680, 29274), (697, 28560), (714, 27880), (816, 24395), (820, 24276), (840, 23698), (861, 23120), (867, 22960), (952, 20910), (984, 20230), (1020, 19516), (1148, 17340), (1156, 17220), (1190, 16728), (1230, 16184), (1360, 14637), (1394, 14280), (1428, 13940), (1435, 13872), (1445, 13776), (1640, 12138), (1680, 11849), (1722, 11560), (1734, 11480), (1785, 11152), (1904, 10455), (1968, 10115), (2023, 9840), (2040, 9758), (2091, 9520), (2296, 8670), (2312, 8610), (2380, 8364), (2460, 8092), (2788, 7140), (2856, 6970), (2870, 6936), (2890, 6888), (3280, 6069), (3444, 5780), (3468, 5740), (3485, 5712), (3570, 5576), (4046, 4920), (4080, 4879), (4182, 4760), (4305, 4624), (4335, 4592)]