212957640

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{1657}}^1$

素因数の和:1701

約数の個数: 256

約数和(自身を含む): 859507200

約数和(自身を除く): 646549560

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 17, 18, 20, 21, 24, 27, 28, 30, 34, 35, 36, 40, 42, 45, 51, 54, 56, 60, 63, 68, 70, 72, 84, 85, 90, 102, 105, 108, 119, 120, 126, 135, 136, 140, 153, 168, 170, 180, 189, 204, 210, 216, 238, 252, 255, 270, 280, 306, 315, 340, 357, 360, 378, 408, 420, 459, 476, 504, 510, 540, 595, 612, 630, 680, 714, 756, 765, 840, 918, 945, 952, 1020, 1071, 1080, 1190, 1224, 1260, 1428, 1512, 1530, 1657, 1785, 1836, 1890, 2040, 2142, 2295, 2380, 2520, 2856, 3060, 3213, 3314, 3570, 3672, 3780, 4284, 4590, 4760, 4971, 5355, 6120, 6426, 6628, 7140, 7560, 8285, 8568, 9180, 9942, 10710, 11599, 12852, 13256, 14280, 14913, 16065, 16570, 18360, 19884, 21420, 23198, 24855, 25704, 28169, 29826, 32130, 33140, 34797, 39768, 42840, 44739, 46396, 49710, 56338, 57995, 59652, 64260, 66280, 69594, 74565, 84507, 89478, 92792, 99420, 104391, 112676, 115990, 119304, 128520, 139188, 140845, 149130, 169014, 173985, 178956, 197183, 198840, 208782, 223695, 225352, 231980, 253521, 278376, 281690, 298260, 313173, 338028, 347970, 357912, 394366, 417564, 422535, 447390, 463960, 507042, 521955, 563380, 591549, 596520, 626346, 676056, 695940, 760563, 788732, 835128, 845070, 894780, 985915, 1014084, 1043910, 1126760, 1183098, 1252692, 1267605, 1391880, 1521126, 1565865, 1577464, 1690140, 1774647, 1789560, 1971830, 2028168, 2087820, 2366196, 2505384, 2535210, 2957745, 3042252, 3131730, 3380280, 3549294, 3802815, 3943660, 4175640, 4732392, 5070420, 5323941, 5915490, 6084504, 6263460, 7098588, 7605630, 7887320, 8873235, 10140840, 10647882, 11830980, 12526920, 14197176, 15211260, 17746470, 21295764, 23661960, 26619705, 30422520, 35492940, 42591528, 53239410, 70985880, 106478820, 212957640]

約数ペア:

[(1, 212957640), (2, 106478820), (3, 70985880), (4, 53239410), (5, 42591528), (6, 35492940), (7, 30422520), (8, 26619705), (9, 23661960), (10, 21295764), (12, 17746470), (14, 15211260), (15, 14197176), (17, 12526920), (18, 11830980), (20, 10647882), (21, 10140840), (24, 8873235), (27, 7887320), (28, 7605630), (30, 7098588), (34, 6263460), (35, 6084504), (36, 5915490), (40, 5323941), (42, 5070420), (45, 4732392), (51, 4175640), (54, 3943660), (56, 3802815), (60, 3549294), (63, 3380280), (68, 3131730), (70, 3042252), (72, 2957745), (84, 2535210), (85, 2505384), (90, 2366196), (102, 2087820), (105, 2028168), (108, 1971830), (119, 1789560), (120, 1774647), (126, 1690140), (135, 1577464), (136, 1565865), (140, 1521126), (153, 1391880), (168, 1267605), (170, 1252692), (180, 1183098), (189, 1126760), (204, 1043910), (210, 1014084), (216, 985915), (238, 894780), (252, 845070), (255, 835128), (270, 788732), (280, 760563), (306, 695940), (315, 676056), (340, 626346), (357, 596520), (360, 591549), (378, 563380), (408, 521955), (420, 507042), (459, 463960), (476, 447390), (504, 422535), (510, 417564), (540, 394366), (595, 357912), (612, 347970), (630, 338028), (680, 313173), (714, 298260), (756, 281690), (765, 278376), (840, 253521), (918, 231980), (945, 225352), (952, 223695), (1020, 208782), (1071, 198840), (1080, 197183), (1190, 178956), (1224, 173985), (1260, 169014), (1428, 149130), (1512, 140845), (1530, 139188), (1657, 128520), (1785, 119304), (1836, 115990), (1890, 112676), (2040, 104391), (2142, 99420), (2295, 92792), (2380, 89478), (2520, 84507), (2856, 74565), (3060, 69594), (3213, 66280), (3314, 64260), (3570, 59652), (3672, 57995), (3780, 56338), (4284, 49710), (4590, 46396), (4760, 44739), (4971, 42840), (5355, 39768), (6120, 34797), (6426, 33140), (6628, 32130), (7140, 29826), (7560, 28169), (8285, 25704), (8568, 24855), (9180, 23198), (9942, 21420), (10710, 19884), (11599, 18360), (12852, 16570), (13256, 16065), (14280, 14913)]