30828240

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{911}}^1$

素因数の和:977

約数の個数: 120

約数和(自身を含む): 105850368

約数和(自身を除く): 75022128

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 47, 48, 60, 72, 80, 90, 94, 120, 141, 144, 180, 188, 235, 240, 282, 360, 376, 423, 470, 564, 705, 720, 752, 846, 911, 940, 1128, 1410, 1692, 1822, 1880, 2115, 2256, 2733, 2820, 3384, 3644, 3760, 4230, 4555, 5466, 5640, 6768, 7288, 8199, 8460, 9110, 10932, 11280, 13665, 14576, 16398, 16920, 18220, 21864, 27330, 32796, 33840, 36440, 40995, 42817, 43728, 54660, 65592, 72880, 81990, 85634, 109320, 128451, 131184, 163980, 171268, 214085, 218640, 256902, 327960, 342536, 385353, 428170, 513804, 642255, 655920, 685072, 770706, 856340, 1027608, 1284510, 1541412, 1712680, 1926765, 2055216, 2569020, 3082824, 3425360, 3853530, 5138040, 6165648, 7707060, 10276080, 15414120, 30828240]

約数ペア:

[(1, 30828240), (2, 15414120), (3, 10276080), (4, 7707060), (5, 6165648), (6, 5138040), (8, 3853530), (9, 3425360), (10, 3082824), (12, 2569020), (15, 2055216), (16, 1926765), (18, 1712680), (20, 1541412), (24, 1284510), (30, 1027608), (36, 856340), (40, 770706), (45, 685072), (47, 655920), (48, 642255), (60, 513804), (72, 428170), (80, 385353), (90, 342536), (94, 327960), (120, 256902), (141, 218640), (144, 214085), (180, 171268), (188, 163980), (235, 131184), (240, 128451), (282, 109320), (360, 85634), (376, 81990), (423, 72880), (470, 65592), (564, 54660), (705, 43728), (720, 42817), (752, 40995), (846, 36440), (911, 33840), (940, 32796), (1128, 27330), (1410, 21864), (1692, 18220), (1822, 16920), (1880, 16398), (2115, 14576), (2256, 13665), (2733, 11280), (2820, 10932), (3384, 9110), (3644, 8460), (3760, 8199), (4230, 7288), (4555, 6768), (5466, 5640)]