28437750

素因数分解:

$2^1\times 3^3\times 5^3\times {\mathrm{11}}^1\times {\mathrm{383}}^1$

素因数の和:420

約数の個数: 128

約数和(自身を含む): 86261760

約数和(自身を除く): 57824010

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 25, 27, 30, 33, 45, 50, 54, 55, 66, 75, 90, 99, 110, 125, 135, 150, 165, 198, 225, 250, 270, 275, 297, 330, 375, 383, 450, 495, 550, 594, 675, 750, 766, 825, 990, 1125, 1149, 1350, 1375, 1485, 1650, 1915, 2250, 2298, 2475, 2750, 2970, 3375, 3447, 3830, 4125, 4213, 4950, 5745, 6750, 6894, 7425, 8250, 8426, 9575, 10341, 11490, 12375, 12639, 14850, 17235, 19150, 20682, 21065, 24750, 25278, 28725, 34470, 37125, 37917, 42130, 47875, 51705, 57450, 63195, 74250, 75834, 86175, 95750, 103410, 105325, 113751, 126390, 143625, 172350, 189585, 210650, 227502, 258525, 287250, 315975, 379170, 430875, 517050, 526625, 568755, 631950, 861750, 947925, 1053250, 1137510, 1292625, 1579875, 1895850, 2585250, 2843775, 3159750, 4739625, 5687550, 9479250, 14218875, 28437750]

約数ペア:

[(1, 28437750), (2, 14218875), (3, 9479250), (5, 5687550), (6, 4739625), (9, 3159750), (10, 2843775), (11, 2585250), (15, 1895850), (18, 1579875), (22, 1292625), (25, 1137510), (27, 1053250), (30, 947925), (33, 861750), (45, 631950), (50, 568755), (54, 526625), (55, 517050), (66, 430875), (75, 379170), (90, 315975), (99, 287250), (110, 258525), (125, 227502), (135, 210650), (150, 189585), (165, 172350), (198, 143625), (225, 126390), (250, 113751), (270, 105325), (275, 103410), (297, 95750), (330, 86175), (375, 75834), (383, 74250), (450, 63195), (495, 57450), (550, 51705), (594, 47875), (675, 42130), (750, 37917), (766, 37125), (825, 34470), (990, 28725), (1125, 25278), (1149, 24750), (1350, 21065), (1375, 20682), (1485, 19150), (1650, 17235), (1915, 14850), (2250, 12639), (2298, 12375), (2475, 11490), (2750, 10341), (2970, 9575), (3375, 8426), (3447, 8250), (3830, 7425), (4125, 6894), (4213, 6750), (4950, 5745)]