28433520

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{101}}^1$

素因数の和:160

約数の個数: 240

約数和(自身を含む): 106546752

約数和(自身を除く): 78113232

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 23, 24, 30, 34, 36, 40, 45, 46, 48, 51, 60, 68, 69, 72, 80, 85, 90, 92, 101, 102, 115, 120, 136, 138, 144, 153, 170, 180, 184, 202, 204, 207, 230, 240, 255, 272, 276, 303, 306, 340, 345, 360, 368, 391, 404, 408, 414, 460, 505, 510, 552, 606, 612, 680, 690, 720, 765, 782, 808, 816, 828, 909, 920, 1010, 1020, 1035, 1104, 1173, 1212, 1224, 1360, 1380, 1515, 1530, 1564, 1616, 1656, 1717, 1818, 1840, 1955, 2020, 2040, 2070, 2323, 2346, 2424, 2448, 2760, 3030, 3060, 3128, 3312, 3434, 3519, 3636, 3910, 4040, 4080, 4140, 4545, 4646, 4692, 4848, 5151, 5520, 5865, 6060, 6120, 6256, 6868, 6969, 7038, 7272, 7820, 8080, 8280, 8585, 9090, 9292, 9384, 10302, 11615, 11730, 12120, 12240, 13736, 13938, 14076, 14544, 15453, 15640, 16560, 17170, 17595, 18180, 18584, 18768, 20604, 20907, 23230, 23460, 24240, 25755, 27472, 27876, 28152, 30906, 31280, 34340, 34845, 35190, 36360, 37168, 39491, 41208, 41814, 46460, 46920, 51510, 55752, 56304, 61812, 68680, 69690, 70380, 72720, 77265, 78982, 82416, 83628, 92920, 93840, 103020, 104535, 111504, 118473, 123624, 137360, 139380, 140760, 154530, 157964, 167256, 185840, 197455, 206040, 209070, 236946, 247248, 278760, 281520, 309060, 315928, 334512, 355419, 394910, 412080, 418140, 473892, 557520, 592365, 618120, 631856, 710838, 789820, 836280, 947784, 1184730, 1236240, 1421676, 1579640, 1672560, 1777095, 1895568, 2369460, 2843352, 3159280, 3554190, 4738920, 5686704, 7108380, 9477840, 14216760, 28433520]

約数ペア:

[(1, 28433520), (2, 14216760), (3, 9477840), (4, 7108380), (5, 5686704), (6, 4738920), (8, 3554190), (9, 3159280), (10, 2843352), (12, 2369460), (15, 1895568), (16, 1777095), (17, 1672560), (18, 1579640), (20, 1421676), (23, 1236240), (24, 1184730), (30, 947784), (34, 836280), (36, 789820), (40, 710838), (45, 631856), (46, 618120), (48, 592365), (51, 557520), (60, 473892), (68, 418140), (69, 412080), (72, 394910), (80, 355419), (85, 334512), (90, 315928), (92, 309060), (101, 281520), (102, 278760), (115, 247248), (120, 236946), (136, 209070), (138, 206040), (144, 197455), (153, 185840), (170, 167256), (180, 157964), (184, 154530), (202, 140760), (204, 139380), (207, 137360), (230, 123624), (240, 118473), (255, 111504), (272, 104535), (276, 103020), (303, 93840), (306, 92920), (340, 83628), (345, 82416), (360, 78982), (368, 77265), (391, 72720), (404, 70380), (408, 69690), (414, 68680), (460, 61812), (505, 56304), (510, 55752), (552, 51510), (606, 46920), (612, 46460), (680, 41814), (690, 41208), (720, 39491), (765, 37168), (782, 36360), (808, 35190), (816, 34845), (828, 34340), (909, 31280), (920, 30906), (1010, 28152), (1020, 27876), (1035, 27472), (1104, 25755), (1173, 24240), (1212, 23460), (1224, 23230), (1360, 20907), (1380, 20604), (1515, 18768), (1530, 18584), (1564, 18180), (1616, 17595), (1656, 17170), (1717, 16560), (1818, 15640), (1840, 15453), (1955, 14544), (2020, 14076), (2040, 13938), (2070, 13736), (2323, 12240), (2346, 12120), (2424, 11730), (2448, 11615), (2760, 10302), (3030, 9384), (3060, 9292), (3128, 9090), (3312, 8585), (3434, 8280), (3519, 8080), (3636, 7820), (3910, 7272), (4040, 7038), (4080, 6969), (4140, 6868), (4545, 6256), (4646, 6120), (4692, 6060), (4848, 5865), (5151, 5520)]