129535920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{557}}^1$

素因数の和:612

約数の個数: 240

約数和(自身を含む): 485727840

約数和(自身を除く): 356191920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 19, 20, 24, 30, 34, 36, 38, 40, 45, 48, 51, 57, 60, 68, 72, 76, 80, 85, 90, 95, 102, 114, 120, 136, 144, 152, 153, 170, 171, 180, 190, 204, 228, 240, 255, 272, 285, 304, 306, 323, 340, 342, 360, 380, 408, 456, 510, 557, 570, 612, 646, 680, 684, 720, 760, 765, 816, 855, 912, 969, 1020, 1114, 1140, 1224, 1292, 1360, 1368, 1520, 1530, 1615, 1671, 1710, 1938, 2040, 2228, 2280, 2448, 2584, 2736, 2785, 2907, 3060, 3230, 3342, 3420, 3876, 4080, 4456, 4560, 4845, 5013, 5168, 5570, 5814, 6120, 6460, 6684, 6840, 7752, 8355, 8912, 9469, 9690, 10026, 10583, 11140, 11628, 12240, 12920, 13368, 13680, 14535, 15504, 16710, 18938, 19380, 20052, 21166, 22280, 23256, 25065, 25840, 26736, 28407, 29070, 31749, 33420, 37876, 38760, 40104, 42332, 44560, 46512, 47345, 50130, 52915, 56814, 58140, 63498, 66840, 75752, 77520, 80208, 84664, 85221, 94690, 95247, 100260, 105830, 113628, 116280, 126996, 133680, 142035, 151504, 158745, 169328, 170442, 179911, 189380, 190494, 200520, 211660, 227256, 232560, 253992, 284070, 317490, 340884, 359822, 378760, 380988, 401040, 423320, 426105, 454512, 476235, 507984, 539733, 568140, 634980, 681768, 719644, 757520, 761976, 846640, 852210, 899555, 952470, 1079466, 1136280, 1269960, 1363536, 1439288, 1523952, 1619199, 1704420, 1799110, 1904940, 2158932, 2272560, 2539920, 2698665, 2878576, 3238398, 3408840, 3598220, 3809880, 4317864, 5397330, 6476796, 6817680, 7196440, 7619760, 8095995, 8635728, 10794660, 12953592, 14392880, 16191990, 21589320, 25907184, 32383980, 43178640, 64767960, 129535920]

約数ペア:

[(1, 129535920), (2, 64767960), (3, 43178640), (4, 32383980), (5, 25907184), (6, 21589320), (8, 16191990), (9, 14392880), (10, 12953592), (12, 10794660), (15, 8635728), (16, 8095995), (17, 7619760), (18, 7196440), (19, 6817680), (20, 6476796), (24, 5397330), (30, 4317864), (34, 3809880), (36, 3598220), (38, 3408840), (40, 3238398), (45, 2878576), (48, 2698665), (51, 2539920), (57, 2272560), (60, 2158932), (68, 1904940), (72, 1799110), (76, 1704420), (80, 1619199), (85, 1523952), (90, 1439288), (95, 1363536), (102, 1269960), (114, 1136280), (120, 1079466), (136, 952470), (144, 899555), (152, 852210), (153, 846640), (170, 761976), (171, 757520), (180, 719644), (190, 681768), (204, 634980), (228, 568140), (240, 539733), (255, 507984), (272, 476235), (285, 454512), (304, 426105), (306, 423320), (323, 401040), (340, 380988), (342, 378760), (360, 359822), (380, 340884), (408, 317490), (456, 284070), (510, 253992), (557, 232560), (570, 227256), (612, 211660), (646, 200520), (680, 190494), (684, 189380), (720, 179911), (760, 170442), (765, 169328), (816, 158745), (855, 151504), (912, 142035), (969, 133680), (1020, 126996), (1114, 116280), (1140, 113628), (1224, 105830), (1292, 100260), (1360, 95247), (1368, 94690), (1520, 85221), (1530, 84664), (1615, 80208), (1671, 77520), (1710, 75752), (1938, 66840), (2040, 63498), (2228, 58140), (2280, 56814), (2448, 52915), (2584, 50130), (2736, 47345), (2785, 46512), (2907, 44560), (3060, 42332), (3230, 40104), (3342, 38760), (3420, 37876), (3876, 33420), (4080, 31749), (4456, 29070), (4560, 28407), (4845, 26736), (5013, 25840), (5168, 25065), (5570, 23256), (5814, 22280), (6120, 21166), (6460, 20052), (6684, 19380), (6840, 18938), (7752, 16710), (8355, 15504), (8912, 14535), (9469, 13680), (9690, 13368), (10026, 12920), (10583, 12240), (11140, 11628)]