28299900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{179}}^1$

素因数の和:244

約数の個数: 144

約数和(自身を含む): 89994240

約数和(自身を除く): 61694340

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 25, 30, 31, 34, 50, 51, 60, 62, 68, 75, 85, 93, 100, 102, 124, 150, 155, 170, 179, 186, 204, 255, 300, 310, 340, 358, 372, 425, 465, 510, 527, 537, 620, 716, 775, 850, 895, 930, 1020, 1054, 1074, 1275, 1550, 1581, 1700, 1790, 1860, 2108, 2148, 2325, 2550, 2635, 2685, 3043, 3100, 3162, 3580, 4475, 4650, 5100, 5270, 5370, 5549, 6086, 6324, 7905, 8950, 9129, 9300, 10540, 10740, 11098, 12172, 13175, 13425, 15215, 15810, 16647, 17900, 18258, 22196, 26350, 26850, 27745, 30430, 31620, 33294, 36516, 39525, 45645, 52700, 53700, 55490, 60860, 66588, 76075, 79050, 83235, 91290, 94333, 110980, 138725, 152150, 158100, 166470, 182580, 188666, 228225, 277450, 282999, 304300, 332940, 377332, 416175, 456450, 471665, 554900, 565998, 832350, 912900, 943330, 1131996, 1414995, 1664700, 1886660, 2358325, 2829990, 4716650, 5659980, 7074975, 9433300, 14149950, 28299900]

約数ペア:

[(1, 28299900), (2, 14149950), (3, 9433300), (4, 7074975), (5, 5659980), (6, 4716650), (10, 2829990), (12, 2358325), (15, 1886660), (17, 1664700), (20, 1414995), (25, 1131996), (30, 943330), (31, 912900), (34, 832350), (50, 565998), (51, 554900), (60, 471665), (62, 456450), (68, 416175), (75, 377332), (85, 332940), (93, 304300), (100, 282999), (102, 277450), (124, 228225), (150, 188666), (155, 182580), (170, 166470), (179, 158100), (186, 152150), (204, 138725), (255, 110980), (300, 94333), (310, 91290), (340, 83235), (358, 79050), (372, 76075), (425, 66588), (465, 60860), (510, 55490), (527, 53700), (537, 52700), (620, 45645), (716, 39525), (775, 36516), (850, 33294), (895, 31620), (930, 30430), (1020, 27745), (1054, 26850), (1074, 26350), (1275, 22196), (1550, 18258), (1581, 17900), (1700, 16647), (1790, 15810), (1860, 15215), (2108, 13425), (2148, 13175), (2325, 12172), (2550, 11098), (2635, 10740), (2685, 10540), (3043, 9300), (3100, 9129), (3162, 8950), (3580, 7905), (4475, 6324), (4650, 6086), (5100, 5549), (5270, 5370)]